This article by John Mulligan of CSN Chicago Bears Insider, delves into a topic that has been the subject of debate for some time now: to specialize in a single sport or to play multi-sports during an athlete’s high school years.  Using the Chicago Bears as a case study, Mulligan shows the importance of having young athletes play multi-sports during their high school careers and how the front office of Chicago’s most popular professional sports team values athletes who have used various sports to sharpen their skills.