KANSAS CITY, MISSOURI - JANUARY 17: Quarterback Patrick Mahomes #15 of the Kansas City Chiefs delivers a pass over the defense of the Cleveland Browns during the second quarter of the AFC Divisional Playoff game at Arrowhead Stadium on January 17, 2021 in Kansas City, Missouri. (Photo by David Eulitt/Getty Images)
The Kansas City Chiefs have lost quarterback Patrick Mahomes to an injury in the third quarter that looked like a potential head injury. He was immediately taken to the sideline with the Chiefs training staff and then ultimately taken into the locker room, although he was able to run there on his own power.