Ambulances take first wounded students to area hospitals, all of whom managed to run outside. Anguished parents, awaiting word on their children, gather at nearby Leaman elementary school. In small groups, the students and teachers run from the building to a holding area, where they are frisked, questioned, offered medical care and then bused to Leaman elementary to be reunited with parents. 4 p.m. - Sheriff's spokesman confirms as many as 25 people are dead, a combination of students and teachers. Officers searching the library find the bodies of both suspects, who apparently died of self-inflicted gunshot wounds.
All bodies remain inside.
A kid in a white shirt heaved something up onto the high school roof, and it exploded in billowing smoke. Sophomore Don Arnold thought it was just a lunchtime prank, a firecracker maybe. Then students started falling. They were the first to be shot in Tuesday's bloody attack at Columbine High School outside Denver. She and 30 other biology students holed up in the science room with their teacher for four hours while unspeakable tragedy unfolded outside.