Question: Edgerton Hartwell was a member of the football team that played in what league?

full_context: Document 1: Haloti Ngata: Etuini Haloti Ngata (] ; born January 21, 1984) is an American football defensive tackle for the Detroit Lions of the National Football League (NFL). He played college football for the University of Oregon and earned consensus All-American honors. Ngata was drafted by the Baltimore Ravens in the first round of the 2006 NFL Draft, and has been selected for the Pro Bowl five times. Ngata played for the Ravens for nine seasons before being traded to the Lions before the 2015 NFL season.
Document 2: Las Vegas Stadium: Las Vegas Stadium is the working name for a domed stadium under construction in Paradise, Nevada for the Las Vegas Raiders of the National Football League (NFL) and the UNLV Rebels football team from the University of Nevada, Las Vegas (UNLV). It is located on about 62 acres west of Mandalay Bay at Russell Road and Hacienda Avenue and between Polaris Avenue and Dean Martin Drive, just west of Interstate 15. Construction of the $1.9 billion stadium began in September 2017 and is expected to be completed in time for the 2020 NFL season.
Document 3: Edgerrin James: Edgerrin Tyree James ( ; born August 1, 1978) is a former American football running back who played in the National Football League (NFL) for eleven seasons. He played college football for the University of Miami. He was drafted by the Indianapolis Colts fourth overall in the 1999 NFL Draft. James also played for the Arizona Cardinals and Seattle Seahawks. The AP NFL Offensive Rookie of the Year in 1999, he earned four Pro Bowl selections and four All-Pro selections. James is the Colts' all-time leader in career rushing yards, attempts, and touchdowns. James is twelfth on the all-time rushing list, and a member of the 10,000 Yards rushing club.
Document 4: Edgerton Hartwell: Edgerton "Ed" Hartwell II (born May 27, 1978) is a former American football linebacker. He played college football at Western Illinois and was drafted by the Baltimore Ravens in the fourth round of the 2001 NFL Draft. Hartwell was also a member of the Atlanta Falcons, Cincinnati Bengals, Oakland Raiders and Las Vegas Locomotives.
Document 5: Darryl Hall: Darryl Edgar Hall (born August 1, 1966) is a former Grey Cup champion and all-star Canadian Football League defensive back. He also played 3 years in the National Football League with the Denver Broncos and San Francisco 49ers.
Document 6: Las Vegas Outlaws (XFL): The Las Vegas Outlaws were an American football team in the XFL. They played in the Western Division with the Los Angeles Xtreme, San Francisco Demons and Memphis Maniax. They played their home games at Sam Boyd Stadium. The Outlaws hosted the first nationally televised XFL game on NBC against the New York/New Jersey Hitmen.
Document 7: UNLV Rebels football: The UNLV Rebels football program is a college football team that represents the University of Nevada, Las Vegas (UNLV). The team is currently a member of the Mountain West Conference, which is a Division I Bowl Subdivision (formerly Division I-A) conference of the National Collegiate Athletics Association (NCAA). The program which began on September 14, 1968, is coached by former Bishop Gorman High School head coach, Tony Sanchez. The team's home games are played at Sam Boyd Stadium in Whitney, Nevada.
Document 8: James Harrison (American football): James Henry Harrison Jr. (born May 4, 1978) is an American football linebacker for the Pittsburgh Steelers of the National Football League (NFL). He played college football for Kent State University, and was signed by the Steelers as an undrafted free agent in 2002. A five-time Pro Bowl selection, Harrison has earned two Super Bowl rings with the Steelers, in Super Bowl XL and Super Bowl XLIII. Harrison also played for NFL Europe's Rhein Fire and had a brief stint with the Baltimore Ravens. He played 10 games for the Cincinnati Bengals in 2013. Soon after his season in 2013 with Cincinnati he stated that he would be retiring from the NFL, but he came out of retirement to return to the Steelers. Harrison is the Steelers' all-time sack leader, with 79.5.
Document 9: Las Vegas Locomotives: The Las Vegas Locomotives (called the Locos for short) were a professional American football team based in Las Vegas, Nevada that played in the United Football League. The team played their home games at Sam Boyd Stadium, home field for the University of Nevada, Las Vegas. Jim Fassel was the franchise's head coach, president, and general manager. The Locomotives appeared in all three UFL Championship Games, winning both the 2009 and 2010 iterations; the Locos were also the last of the four charter UFL franchises to remain in their original home city, to retain their original head coach, and to have played all of their home games at the same venue.
Document 10: Las Vegas Quicksilvers: The first Las Vegas Quicksilvers were a soccer team based in Las Vegas, Nevada that played in the NASL. They played only one season, 1977. Their home field was Sam Boyd Stadium (then known as Las Vegas Stadium) in Las Vegas. In 1977 they averaged an attendance of 7,079.
Document 11: Greg Hawthorne: Greg Hawthorne (born September 5, 1956) is a former American football player with the National Football League. Drafted out of Baylor University, Hawthorne played 9 seasons with the Pittsburgh Steelers, as a rookie, he won a Super Bowl ring with the Steelers in Super Bowl XIV over the Los Angeles Rams. He also played for the New England Patriots (including playing in Super Bowl XX), and also played for the Indianapolis Colts. As a running back, tight end, and wide receiver, he accumulated 527 rushing yards and 92 receptions between 1979 and 1987.
Document 12: 2009 UNLV Rebels football team: The 2009 UNLV Rebels football team was the 42nd varsity football team to represent the University of Nevada, Las Vegas. The Rebels play in the Mountain West Conference, and compete each season against the remaining eight members of the conference and one permanent interstate rival: UNR. In 2009, UNLV also played non-conference games at home against Sacramento State, Oregon State and Hawai'i. Mike Sanford entered his fifth and final season as UNLV's head coach and the Rebels played their home games at Sam Boyd Stadium in East Las Vegas, Nevada
Document 13: Sports in the Las Vegas metropolitan area: The Las Vegas metropolitan area is home to many sports, most of which take place in the unincorporated communities around Las Vegas rather than in the city itself. The Las Vegas Valley has one major league professional team: the Vegas Golden Knights of the National Hockey League (NHL) who began play in 2017 as the region's first major pro team. The Oakland Raiders of the National Football League (NFL) will begin play in Las Vegas as the "Las Vegas Raiders" by 2020 and become the region's second major professional team. Las Vegas is also home to one minor league sports team: the Las Vegas 51s of the Triple-A Pacific Coast League (Minor League Baseball). The 51s are currently the only team to actually play in the city of Las Vegas, playing at the city owned Cashman Field. They will be joined in 2018 by the Las Vegas Lights FC of the United Soccer League, one of two leagues that collectively make up the second level of the U.S. men's soccer league system.
Document 14: Ed Rubbert: Edward "Ed" Rubbert (born May 28, 1964) is a former American football quarterback in the National Football League for the Washington Redskins as a member of the Redskins' replacement team during the 1987 NFL players' strike. Rubbert played college football for the University of Louisville. He completed the longest pass from scrimmage in the 1987 NFL season, an 88-yard touchdown to Anthony Allen on October 4, and led the Redskins to two consecutive wins on their way to a Super Bowl XXII championship. Rubbert also started a third game only to be injured; the Redskins eventually won that game behind backup replacement quarterback Tony Robinson, and the following week the Redskins' regular players returned to the field following the end of the strike. Rubbert is now a coach for Lower Cape May Regional High School
Document 15: Willis McGahee: Willis Andrew McGahee III (born October 21, 1981) is a former American football running back. He played college football at Miami, where he was recognized as a consensus All-American, and was drafted by the Buffalo Bills in the first round of the 2003 NFL Draft. In addition to his time with the Bills, McGahee played for the Baltimore Ravens, Denver Broncos, and Cleveland Browns.
ground_truth: United Football League