Chiefs win 29-10 against Steelers, lock up AFC's No. 1 seed

KANSAS CITY, Mo. — Patrick Mahomes and the rest of the Kansas City Chiefs clinched the top seed in the AFC playoffs with a 29-10 Christmas Day victory at the Pittsburgh Steelers.

UPDATE, 2:57 p.m. | The road to the Super Bowl will go through GEHA Field at Arrowhead Stadium once again after a 29-10 win against the Pittsburgh Steelers.

UPDATE, 2:38 p.m. | Late in the third quarter, Kelce reached a key milestone by grabbing his 1,000th reception.

He joins Tony Gonzalez and Jason Witten as the only tight ends to reach that mark.

UPDATE, 2:30 p.m. | With that end zone catch by Kelce, he is now the Chiefs' all-time leader in touchdown receptions.

UPDATE, 2:23 p.m. | Mahomes to Kelce, a familiar connection pads the Chiefs' lead early in the fourth quarter.

UPDATE, 2:20 p.m. | Trent McDuffie forces the fumble and Nick Bolton lands on the ball to force a second Steelers turnover, this time at the Pittsburgh 35-yard line.

UPDATE, 2:16 p.m. | In the first play of the fourth quarter, Kareem Hunt breaks the plane from two yards out for his second rushing touchdown in as many games.

UPDATE, 2:12 p.m. | The Chiefs head into the final frame of their Christmas Day matchup against the Steelers with a 16-10 lead.

UPDATE, 2 p.m. | Chris Boswell's 36-yard field goal is good and the score is now 16-10 in favor of the Chiefs.

UPDATE, 1:47 p.m. | A 32-yard field goal by Harrison Butker makes it a two-score game early in the second half.

UPDATE, 1:29 p.m. | Defensive tackle Mike Pennel is questionable to return with a hamstring injury, making an already depleted defensive line even thinner.

UPDATE, 1:25 p.m. | The Chiefs are one half from locking up the AFC's top seed as they lead 13-7 in Pittsburgh.

UPDATE, 12:56 p.m. | A 1-yard Russell Wilson scramble to the end zone cuts the Chiefs' lead to six with about 10 and a half minutes to go in the second quarter.

UPDATE, 12:50 p.m. | It's been a long time since the Chiefs put up this many points in a first quarter—33 games in fact, playoffs included.

UPDATE, 12:37 p.m. | Safety Justin Reid gets the Chiefs' first turnover of the day after picking off Russell Wilson in the end zone late in the first quarter.

UPDATE, 12:30 p.m. | Wide receiver Justin Watson makes his presence felt with an 11-yard touchdown grab to put the Chiefs up by two scores with 4 minutes left in the first quarter.

UPDATE, 12:28 p.m. | With that previous score, Worthy is now tied for the second-most receiving touchdowns by a rookie in franchise history.

UPDATE, 12:15 p.m. | Wide receiver Xavier Worthy got the scoring started in Pittsburgh with a 7-yard catch and run to put Kansas City on the board.

Kicker Harrison Butker then missed the extra point after an unsportsmanlike conduct penalty by Worthy added 15 yards to the attempt.

UPDATE, 12:03 p.m. | The Chiefs have kicked off in the first Netflix Christmas Gameday battle in Pittsburgh.

UPDATE, 11:40 a.m. | With kickoff approaching, check out Cordarrelle Patterson's holiday-themed cleats.

Gene J. Puskar/AP

UPDATE, 10:40 a.m. | Chiefs defensive tackle Chris Jones will not be in uniform against the Steelers, while right tackle Jawaan Taylor will be active.

The full list of inactives is below.

UPDATE, 10:25 a.m. | Mahomes' confidant Travis Kelce dons a Santa hat as he walks through the arena.

UPDATE, 9:30 a.m. | Patrick "QB1" Mahomes arrives at the Steel City in style.