ROUGH CUT (NO REPORTER NARRATION)<br/> <br />STORY: Actor Robert Downey Jr. rang the opening bell on Tuesday (April 30) to help celebrate the premiere of his new film "Iron Man 3."<br/> <br />Downey was joined by Marvel Entertainment executives and Iron Man as he stood atop the platform at the New York Stock Exchange.<br/> <br />"Iron Man 3" will be released in U.S. theaters on May 3rd.
