CF307 March 12, 2015 Friday 3/13/2015 CF307 March 12, 2015 15.3Complete as many rounds and reps as possible in 14 minutes of:7 Muscle Ups50 Wall Balls100 Double UndersStandardsChief's Blog - 15.3 Prep Teens 15.2 #fnl #crossfitkids #cf307 A video posted by @crossfit307 on Mar 6, 2015 at 5:25pm PST