U.S. tennis star Jack Sock takes CNN's 'Sock Challenge'!! WB maroc 2:21:00 ص CNN.com - RSS Channel - Sport, News There's just no stopping Jack Sock at the moment. from CNN.com - RSS Channel - Sport http://ift.tt/2zLf0wd via IFTTT Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsIs this US teen golf's next big hitter?Lindsey Vonn goes for gold in the memory of her late grandadDetroit's Silverdome still standing after attempted implosionIndia cricket test players battle on through thick New Delhi smogFormula E: Last-gasp win for Daniel Abt in Hong KongVonn crashes as Shiffrin scores first downhill podium