(Photo credit: Denny Medley-USA TODAY Sports)
The Kansas City Chiefs placed running back Jerick McKinnon on injured reserve on Sunday.
McKinnon injured a groin during last week's victory over the New England Patriots. On Saturday, he was ruled out of Monday's home game against the Las Vegas Raiders.
The move requires McKinnon to miss four games, so he is done for the regular season and at least part of the postseason if