Marcellus Vernon Wiley Sr. is a retired American football defensive end who played 10 seasons in the National Football League for four teams. He was selected with the 22nd pick of the second round of the 1997 NFL Draft out of Columbia University by the Buffalo Bills. After four seasons with the Bills, he played for the San Diego Chargers, Dallas Cowboys and Jacksonville Jaguars. He was selected to the AFC Pro Bowl team in 2001, as a member of the San Diego Chargers. He formerly co-hosted SportsNation on ESPN, as well as an afternoon drive-time sports talk radio show on ESPN 710AM in Los Angeles, and is currently a host of Fox Sports 1's Speak For Yourself.