July 20, 2011 4:02 pm Robert Downey Jr. On “The Avengers” At the “Captain America: The First Avengers” premiere, Robert Downey Jr. chats about putting on the “Iron Man” suit again for the “The Avengers” movie. So, will all the heroes get along in the movie? 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