Brock Purdy threw for 255 yards and three touchdowns, and the San Francisco 49ers never trailed in a 36-24 victory over the Seattle Seahawks.

Patrick Mahomes threw four touchdown passes to Travis Kelce, the Chiefs overcame an early 17-point deficit along with a dubious roughing-the-passer penalty, and Kansas City extended its mastery of the Las Vegas Raiders, holding on for a 30-29 victory.

Tua Tagovailoa will start but the Miami Dolphins will be without starting cornerbacks Xavien Howard and Byron Jones for Sunday’s game against the Jacksonville Jaguars in London.

Cleveland Browns quarterback Baker Mayfield celebrates after the Browns defeated the Pittsburgh Steelers in an NFL football game, Sunday, Jan. 3, 2021, in Cleveland. The Browns, winless just three seasons ago and so bad for so long, are in the playoffs. The Browns and their passionate fan base endured 197 losses, 14 double-digit-loss seasons and seven coaches since the last playoff appearance. For the moment he got to Cleveland in 2018, Landry's goal was to get the Browns back to the postseason. Steelers: Will be back at full strength for their first playoff appearance since the 2017 season.

(AP Photo/Wade Payne, File)The Cleveland Browns are short-handed as they try to clinch the franchise’s first playoff berth since 2002, the longest active drought in the NFL. They learned Sunday morning they will be without starting rookie left tackle Jedrick Wills against the New York Jets because of an illness. Wills had been placed on the reserve/COVID-19 list on Thursday and activated Saturday, but was then downgraded Sunday. The Browns will be missing receivers Rashard Higgins, Donovan Peoples-Jones and KhaDarel Hodge and linebacker Jacob Phillips. The Indianapolis Colts will be without both starting offensive tackles when they face the Pittsburgh Steelers.

Pittsburgh Steelers wide receiver James Washington (13) celebrates with JuJu Smith-Schuster after scoring on a 50-yard pass play during the first half of an NFL football game against the Washington Football Team in Pittsburgh, Monday, Dec. 7, 2020. (AP Photo/Barry Reeger)PITTSBURGH – The Pittsburgh Steelers spent three months shaking off whatever 2020 threw at them. pointing out time and again the only thing perfect about them was their record. Washington won the Super Bowl that season. The Bills beat the Steelers — minus Roethlisberger — 17-10 at Heinz Field last December to lock up a playoff berth.