"Avengers: Age of Ultron" held in Los Angeles

Actress Scarlett Johansson arrives for the premiere of the motion picture sci-fi thriller "Avengers: Age of Ultron" at the Dolby Theatre in the Hollywood section of Los Angeles on April 13, 2015. Storyline: When Tony Stark tries to jumpstart a dormant peacekeeping program, things go awry and it is up to the Avengers to stop the villainous Ultron from enacting his terrible plans. Photo by Jim Ruymen/UPI