Bradford racked up 102 yards on 6-of-9 passing.
Danny Amendola hauled down three passes for 58 yards and a touchdown.
Steven Jackson gained 49 yards on seven carries.
Chiefs signal-caller Matt Cassel went 13-of-18 through the air for 142 yards.
Kansas City's Kevin Boss made four catches for 62 yards.
Notable deaths of 2014 [PHOTOS]
UPI Sports Results for September 19, 2014