They were television sports stars of the '60s and '70s, a bigger draw than major league baseball. And then, virtually overnight, they disappeared. Now, one man has brought them all back to reclaim their lost glory! Shot over seven years (1998-2004), JAM follows the saga of the America Roller Derby League, a group of fading Roller Derby stars who, despite the fact that they are in their 50s and 60s,... see more