The Bears let Justin Fields stretch and do some running and throwing at New Jersey Sunday and then waved him off for Sunday's game.Fields is inactive and Trevor Siemian was to get his first Bears start at quarterback in place of Fields, whose left shoulder injury is Las Vegas Raiders Home Office still too painful to allow him to play. Nathan Peterman was promoted to the 53-man roster on Saturday as backup QB and according to offensive coordinator the emergency QB is running back David Montgomery.As it turns out, Peterman will start.Siemian suffered an oblique injury in warmups and had a pain-killing shot but can't play. He Divine Deablo Jersey is going to serve as backup.The Bears medical staff hadn't cleared Fields to play by the time the team got to New Jersey on Saturday.This marks the 13th straight season the Bears have had to use a backup to start at quarterback at least once. The last time they didn't need a backup to start at quarterback was in 2009, Jay Cutler's first Bryan Edwards Jersey season with the team.Fields suffered his injury on the first play of the final drive for the Bears against Atlanta with 1:47 to play as he ran to the sideline and was tackled by Dee Alford.Scroll to ContinueHis left shoulder hit the ground on the play. Fields was on for two more playsa broken play that was supposed to be a draw by David Montgomery and Fields wound up running it and sliding before being hit on the Clelin Ferrell Jersey right shoulder and a game-ending interception.Fields went through a full week of limited practices and did try to take some team reps in practice during the week.Peterman has started four NFL games, all for Buffalo. Las Vegas Raiders Jersey The Bills were 1-3 in those games. He has completed just 52.6% of his pa ses (71 of 135) and has three TD pa ses with 12 interceptions.Peterman did not get practice reps this week as they were split between Fields and Siemian.