In a corresponding move, K.C. released Spiller for the third time in two weeks.
Here are the other roster moves we're monitoring before kickoff on Sunday:
Los Angeles also signed cornerback Keven Peterson to the active roster and waived offensive lineman Aaron Neary.
- The Cleveland Browns promoted wide receiver Rashard Higgins to the active roster and waived defensive lineman Tyrone Holmes. Higgins has six career catches for 77 yards.
- The Indianapolis Colts elevated linebacker Darnell Sankey to the 53-man roster and waived wide receiver Matt Hazel.
- The New York Jets signed defensive linemen Lawrence Thomas and linebacker Freddie Bishop from the practice squad and waived/injured linebacker Edmond Robinson.
- The San Francisco 49ers announced that they have promoted cornerback Asa Jackson to the active roster from the team's practice squad and waived cornerback Keith Reaser.
- The Denver Broncos have added nose tackle Kyle Peko to the active roster and waived defensive tackle Tyrique Jarrett.