linebacker 's return to the starting lineup lasted just over one game before he landed back in the Jose Berrios Jersey trainer's room.The have placed Trevathan on injured reserve/designated for return. In a corresponding move, Denver promoted linebacker from the practice squad, NFL Media Insider Ian Rapoport .Coach revealed Monday that Trevathan suffered a just above his left knee early in over the .Trevathan mi sed the first three games of the season after just below his left knee in August.He will be eligible to practice again in six weeks and return to the lineup in eight weeks. As long as his knee cooperates, Trevathan will be back to face the first-place for the second AFC West showdown of the season in .With the starting weakside linebacker sidelined Sunday, a sumed defensive play-calling duties while 2014 seventh-round draft pick picked up extra snaps in sub packages.Although Trevathan was one of 's most valuable defensive players last season, the surrounding talent has been strong enough to survive without him this year.We on a jaunty edition of the "." Find more Around The NFL content on . Joe Mauer Jersey