Cincinnati Bengals running back Joe Mixon will undergo a procedure to remove a small particle in his knee that was dislodged Thursday night, a source told ESPN's Adam Schefter. The procedure, which will take place Saturday, is expected to sideline Mixon for two weeks, the source said. read more http://www.espn.com/nfl/story/_/id/...cinnati-bengals-procedure-knee-miss-two-weeks