ALBUQUERQUE, N.M. (AP) — Medical investigators have confirmed there are now eight fatalities from a crash involving a semi-truck and commercial passenger bus on a New Mexico interstate.

The New Mexico Office of the Medical Investigator said Friday that seven bodies were recovered from the scene and that another injured person who was taken to a hospital for treatment died.

New Mexico State Police they are working to identify the victims and trying to track their relatives.

Many others were injured in Thursday’s crash on Interstate 40, about 100 miles (160 kilometers) west of Albuquerque.

Greyhound bus officials have said 49 passengers were aboard the bus.

Hospitals in Albuquerque and Gallup were still treating injured patients, with some in critical condition.

The front of the bus was mangled and the semi-truck flipped with its tractor-trailer on its side and its cargo strewn across the road.

Officials said transportation workers will be cleaning up the debris Friday. </s> THOREAU, N.M. (AP) — New Mexico authorities say at least four people were killed in bus crash. </s> New Mexico authorities say at least four people were killed in bus crash

THOREAU, N.M. (AP) — New Mexico authorities say at least four people were killed in bus crash. </s> THOREAU, N.M. — The Latest on a commercial bus crash in New Mexico (all times local):

New Mexico authorities say multiple people have been killed in a commercial passenger bus crash along Interstate 40.

New Mexico State Police did not say how many people died or how many were injured in Thursday’s crash.

They said passengers were transported to a hospital and a phone number was set up for family members seeking more information about people who were aboard the bus.

The wreckage included a Greyhound bus with front-end damage and a semi-truck that was on its side and with its cargo strewn across the highway and the median.

Greyhound says the bus was heading from Albuquerque to Phoenix and there were 47 passengers on board.

Spokeswoman Crystal Booker says it’s unclear what caused the crash.

The crash forced the closure of the westbound lanes of the interstate and traffic was backing up as travellers were being diverted.

New Mexico State Police say officers have confirmed multiple casualties from a commercial passenger bus crash along Interstate 40 near the Arizona-New Mexico state line.

Authorities did not release any other details, saying officers and rescue workers are still at the scene and that some passengers of the Greyhound bus were transported to a hospital in the area.

The McKinley County Office of Emergency Management set up a phone line for the family members of passengers who are looking for more information.

Images from the scene showed a semi-truck on its side and the bus with front-end damage. Debris from the semi also littered the area.

It was not immediately clear what caused the crash. Traffic was backed up along the interstate near the town of Thoreau as westbound lanes were blocked.

New Mexico State Police are reporting serious injuries among the passengers aboard a commercial bus that crashed along Interstate 40.

Authorities say police and rescue workers are on the scene but they did not provide details as to how many people were injured or what caused the crash. They said passengers are being transported to the hospital.

The crash happened Thursday afternoon near the town of Thoreau in western New Mexico. Traffic was being diverted as the westbound lanes of the interstate were closed due to the crash. </s> At least 7 killed in head-on bus crash in New Mexico

ALBUQUERQUE, N.M. (AP) — At least seven people were killed and others were seriously injured Thursday in a head-on crash involving a commercial passenger bus and a semi-truck along Interstate 40 in New Mexico, near the Arizona border, authorities said.

Preliminary information indicated the semi was headed east when it blew a tire, sending the rig across the median and into oncoming traffic where it smashed into the bus, New Mexico State Police said.

There were 49 people aboard the Greyhound bus. Authorities said many were transported to hospitals, but they could not immediately provide an exact count of how many were hurt or their conditions.

Nine bus passengers were being treated at University of New Mexico Hospital with three more patients expected to be sent there. UNM officials didn't release any details about the patients' conditions.

Passing motorists described a chaotic scene with passengers on the ground and people screaming.

Eric Huff was heading to the Grand Canyon with his girlfriend when they came across the crash.

Huff said the semi's trailer was upside down and "shredded to pieces," and the front of the Greyhound bus was smashed, with many of the seats pressed together. Part of the side of the bus was torn off, he said.

"It was an awe-inspiring terrible scene," he said

Truck driver Santos Soto III shot video showing the front of the Greyhound sheared off and the semi split open, with its contents strewn across the highway.

He saw people sobbing on the side of the road as bystanders tried to comfort them.

"I was really traumatized myself, because I've been driving about two years and I had never seen anything like that before," Soto said.

"I'm a pretty strong person and I broke down and cried for at least 30 minutes," he added.

Chris Jones was headed west on Interstate 40 when he caught his first glimpse of the semi turned over. He saw the rest of the wreckage and stopped to help before coming across the driver of the semi sitting on the shoulder of the highway.

"It was intense," Jones said.

He said the driver told him that one of his front tires had popped, forcing the truck to veer into oncoming traffic, where it struck the bus.

Greyhound said the bus was heading from Albuquerque to Phoenix.

"We are fully cooperating with local authorities and will also complete an investigation of our own," Greyhound spokeswoman Crystal Booker said in a statement.

The crash occurred near the town of Thoreau. It forced the closure of westbound lanes of the interstate and traffic was backing up as travelers were diverted.

The National Transportation Safety Board and New Mexico state police are investigating. </s> At least 4 killed in head-on bus crash in New Mexico

ALBUQUERQUE, N.M. (AP) — At least four people were killed and others were seriously injured Thursday in a head-on crash involving a commercial passenger bus and a semi-truck along Interstate 40 in New Mexico, near the Arizona border, authorities said.

Preliminary information indicated the semi was headed east when it blew a tire, sending the rig across the median and into oncoming traffic where it smashed into the bus, New Mexico State Police said.

There were 49 people aboard the Greyhound bus. Authorities said many were transported to hospitals, but they could not immediately provide an exact count of how many were hurt or their conditions.

Nine bus passengers were being treated at University of New Mexico Hospital with three more patients expected to be transported there later Thursday. UNM officials didn't release any details about the patients' conditions.

Passing motorists described a chaotic scene with passengers on the ground and people screaming.

Eric Huff was heading to the Grand Canyon with his girlfriend when they came across the crash.

Huff said the semi's trailer was upside down and "shredded to pieces," and the front of the Greyhound bus was smashed, with many of the seats pressed together. Part of the side of the bus was torn off, he said.

"It was an awe-inspiring terrible scene," he said

Truck driver Santos Soto III shot video showing the front of the Greyhound sheared off and the semi split open, with its contents strewn across the highway.

He saw people sobbing on the side of the road as bystanders tried to comfort them.

"I was really traumatized myself, because I've been driving about two years and I had never seen anything like that before," Soto said.

"I'm a pretty strong person and I broke down and cried for at least 30 minutes," he added.

Chris Jones was headed west on Interstate 40 when he caught his first glimpse of the semi turned over. He saw the rest of the wreckage and stopped to help before coming across the driver of the semi sitting on the shoulder of the highway.

"It was intense," Jones said.

He said the driver told him that one of his front tires had popped, forcing the truck to veer into oncoming traffic, where it struck the bus.

Greyhound said the bus was heading from Albuquerque to Phoenix.

"We are fully cooperating with local authorities and will also complete an investigation of our own," Greyhound spokeswoman Crystal Booker said in a statement.

The crash occurred near the town of Thoreau. It forced the closure of westbound lanes of the interstate and traffic was backing up as travelers were diverted. </s> THOREAU, N.M. (CBS News) — At least four people are dead and several others are hurt following a crash involving a Greyhound bus and tractor trailer, according to a local hospital. It happened along Interstate 40 in New Mexico, near the Arizona border.

Investigators believe the tractor trailer crossed the median and hit the bus head on. The front end of the bus was ripped off and debris scattered across the highway as emergency crews desperately tried to reach victims.

The bus was carrying 49 passengers and heading to Phoenix, Arizona. Many of the seriously injured people were taken to an area hospital. One trauma center reported getting six patients, with three in critical condition.

“We are fully cooperating with local authorities and will also complete an investigation of our own,” Greyhound spokeswoman Crystal Booker said in a statement.

The crash occurred near the town of Thoreau. It forced the closure of the westbound lanes of the interstate and traffic was backing up as travelers were diverted.

© 2018 CBS Interactive Inc. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed. The Associated Press contributed to this report. </s> LOS RAMONES, Mexico — A deadly bus crash in Mexico has left one person dead and at least 15 others injured, according to federal police in northern Mexico.

The Pegasso Tour Bus departed the Tornado Bus Company terminal in Houston about 8 p.m. last night and was bound for Monterrey, Mexico, authorities said.

But on the Reynosa-Monterrey Highway just outside of Monterrey, the bus crashed and ended up on its side in a ditch about a hundred miles southwest of the Texas-Mexico border.

Authorities say about 40 passengers were on the bus when it crashed.

Police indicate the injured have been rushed to area hospitals.

The cause of the crash is still under investigation. </s> A passenger bus out of Houston headed to Monterrey, Mexico, has rolled over, killing at least one person.Authorities say 15 to 20 other passengers have been injured. They're being taken to area hospitals.Bus Pegasso rolled over on Highway Reynosa-Monterrey.The victims' identities have not been released. There's no word what caused the accident.
At least eight people are reported dead and many sent to hospitals after a bus crash on a New Mexico highway.