DC SHOES presents KEN BLOCK'S GYMKHANA FIVE,teaser 1 3 Jul 2012 Ken Block is a talented man, no doubt about it.....but Mr Block is nothing if not an effective marketer of his own brand...with over 140 million YouTube views for Block’s Gymkhana series!!!!Well, juding by this new teaser it looks like things may kick off in the open ocean! Check out this Gymkhana FIVE teaser with Mr. KB doing smokey donuts on a floating barge during rush hour on the Golden...