The quarterback was carted off the field. This is the worst possible thing that could've happened to the 49ers.
Mahomes, who threw 10 touchdown passes without an interception in Kansas City's first two games, completed 24 of 38 passes for 314 yards with three touchdowns and was not intercepted.
San Francisco proceeded to kick it deep rather than try an onside kick.
After the Chiefs tacked on a field goal early in the fourth to extend their lead, the 49ers came back with a grinding, 17-play drive that wiped out more than half the period.
Garoppolo, 26, will have an MRI on Monday to confirm the extent of the injury, but the initial prognosis within the team is not positive.
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Djokovic put his head in his hands as soon as his shot struck Federer in the back, and had an embarrassed look on his face. Djokovic, the current Wimbledon and US Open Champion, then rubbed the waist of his partner as everyone was left smiling.
The 49ers have not won in Arrowhead Stadium since December 26, 1982. He also stepped into a heavy hit upon making the cut. The Chiefs picked up a first down on a penalty, and Hunt churned his way for two more first downs to put the game away. "I told him I'll be praying for him and I love him and he just told me to lead these guys". I haven't had a chance to talk to him yet. "He's a man out there, and he's a very good quarterback; and we're fortunate to have him".
Chiefs: LB Dee Ford left with a groin injury in the fourth quarter.
Then, late in the second quarter, starting left cornerback Richard Sherman exited with a calf injury. Conley briefly left with a right ankle injury, though he returned to make his TD catch.