August 22, 2011 3:40 pm Robert Downey Jr. Talks Superheroes Robert Downey Jr. and Chris Hemsworth chat with Access Hollywood about the big action sequence they just shot on the streets of Ohio for “The Avengers” — and debate which superhero’s costume is coolest. US & World Videos 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 2:05 How ‘Love Is Blind' made Vanessa Lachey and Nick Lachey's marriage stronger 2:03 Does Shakira still believe in love following Gerard Piqué split? 1:36 O.J. Simpson's cause of death revealed 25:57 WATCH: ‘Changing Climate' highlights the Philly-area residents who are combatting climate change
