The Steelers added depth on the defensive line by signing Cavon Walker, a defensive tackle who played for the New York Guardians in the XFL.

Walker finished the XFL's shortened season with 19 tackles, five of them for a loss, and led the league in sacks with four and a half. He also had nine quarterback hits.

Walker, 6-2, 285 pounds, signed with the Chicago Bears as an undrafted rookie free agent following the 2018 NFL Draft. He later signed a futures contract with the Kansas City Chiefs in in January 2019.

He played college football at the University of Maryland where he finished with 89 tackles, 50 of them solo stops, 15 tackles for a loss, four and a half sacks and four pass defenses.