Edward talked with Access about training with an African Masai warrior team to run a marathon, but just how serious is he taking his training? And, Joel joked about how he couldn't afford PUMA as a kid, so he borrowed friends' hand-me-downs. (01:38) watch video »
Nine months before Barack Obama even decided to run for president, Edward Norton's crew was following the freshman senator. Nearly three years later -- on Nov. 3 -- HBO will premiere the documentary. (Oct. 30) (02:06) watch video »