Coming off their win over the Jaguars the Chiefs played on home ground for an AFC duel with the Bills. Late in the second quarter the Chiefs took the lead as QB Matt Cassel got a 1-yard TD pass to WR Dwayne Bowe. The lead was cut in the third quarter with kicker Rian Lindell making a 43-yard field goal. The Chiefs scored with kicker Ryan Succop getting a 28-yard field goal. The Bills responded and tied the game with Ryan Fitzpatrick throwing a 4-yard TD pass to WR Steve Johnson. At overtime the decision was made with Succop successfully hitting a 35-yard field goal with 5 seconds left on the clock to win the game for the Chiefs.

Based on the above article, answer a question. Who did the Chiefs just beat previously?
the Jaguars