Baltimore Ravens quarterback Joe Flacco, who took a hard hit on his left knee during Monday night's game, will not undergo an MRI, league sources told ESPN NFL Insider Ed Werder. Flacco was hit by the helmet of Detroit Lions linebacker DeAndre Levy, who had dived at the reigning Super Bowl MVP midway through the fourth quarter of Baltimore's 18-16 win. Medical personnel examined Flacco on the sideline, and the Ravens do not believe the injury is serious enough to merit an MRI, sources told Werder. Read more http://espn.go.com/nfl/story/_/id/10152342/joe-flacco-baltimore-ravens-not-undergo-mri-knee
