Gafford, 6-foot-2, 250 pounds, spent two weeks with the Bears during training camp in 2008. The University of Houston product had two stints with the Green Bay Packers and one with the Seattle Seahawks before sticking with the Chiefs. He's been credited with 13 solo tackles, four assists and one fumble recovery in his career. Assistant special teams coach Derius Swinton was on the staff in Kansas City in 2012, so he has worked with Gafford.