Barnes attended Colorado where during three season he appeared in 28 games over three years and recorded three interceptions for 29 return yards, the first of which he returned 26 yards for a touchdown.[1]
On September 6, 1997, Barnes, a sophomore linebacker, recorded his first career interception when on the third play of the second half against Colorado State he intercepted a pass from Moses Moreno returning it 26-yards for a touchdown.[2] Because of his touchdown return he was named the Big 12 Defensive Player-of-the-Week.[2] On November 8, 1997, Barnes recorded his first career start, against Iowa State.[3]
On September 5, 1998, he recorded 13 tackles against Colorado State.[4] On November 14, he recorded his second career interception, this one against Iowa State.[5]
On July 10, 2000, he signed his rookie four-year contract.[8] As a rookie, he appeared in 14 games recording 14 tackles and one punt return.[9] On September 2, 2001, he was released by the Browns during final cuts.[8] On June 25, 2002, he signed a two-year contract with the Dallas Cowboys.[8] He was released on September 1, 2002, during final cuts.[8]
During 2004 after allegations that Colorado was using sex as a recruiting tool, Barnes was quoted as saying; "These kids are great kids, positive kids. They are not villains, they are not rapists. These kids want to get an education and go to school. That's it. And play football, basketball or whatever else it is," Barnes said.[11]
^"Sixth rape allegation surfaces at CU". CNN.com. CNN. February 20, 2004. Retrieved April 17, 2016. "These kids are great kids, positive kids. They are not villains, they are not rapists. These kids want to get an education and go to school. That's it. And play football, basketball or whatever else it is," Barnes said.