Updated

Kansas City, MO (SportsNetwork.com) - The Kansas City Chiefs signed their first-round pick, cornerback Marcus Peters, on Friday.

Peters, a Washington product, was drafted 18th overall by Kansas City. In a three-year career with the Huskies, he intercepted 11 passes in 34 games and defended 35 more.

Kansas City also announced the signings of its third-round picks, wide receiver Chris Conley from Georgia, and cornerback Steven Nelson from Oregon State. The Chiefs have now signed all nine of their draft selections.

The Chiefs also added defensive tackle Charles Tuaau as an undrafted free agent and waived tight end Brandon Barden and defensive lineman Hebron Fangupo.