Two big Hollywood stars dared each other -- and their fans -- to take The Murph Challenge for a good cause on Memorial Day. Chris Pratt challenged John Krasinski -- who challenged Dwayne 'The Rock' Johnson -- to the yearly Memorial Day tradition honoring a fallen warrior. “It is a tradition that helps push us, humble us, and allows us the opportunity to dedicate a bit of pain and sweat to honor, LT.
Michael P. Murphy, a man who sacrificed everything he had for our freedom,” the Instagram caption read. The Murph Challenge is a CrossFit workout consisting of a mile-long run, 100 pull-ups, 200 push-ups, 300 air squats and a final mile run — all while wearing a 20-pound vest or body armor.
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