Chris Jones with a wrist injury and Armani Watts with an illness, were the only two Kansas City Chiefs who did not practice Wednesday.
All the other eligible chiefs participated in a full practice as they began preparing for Sunday nights showdown with Buffalo.
Coach Andy Reid, during his Wednesday meeting with the media, said they will be working on fine-tuning the passing game.
Week 5 of the NFL season begins Thursday night with Seattle hosting the Los Angeles Rams. That game will be broadcast on KVOE 1400AM/96.9FM beginning at 7pm.
