Mark Ruffalo Gives Update On 'Avengers 2'

Mark Ruffalo Gives Update On 'Avengers 2'

Mark Ruffalo updates Access at the “The Normal Heart” premiere about what fans can expect from “Avengers: Age of Ultron” where he portrays the Hulk. How will the latest film technology be transforming the movie and his character? And, how does he think the movie compares to its predecessor?