VIDEO : 'Avengers 4': Paul Bettany Shares Behind-The-Scenes Photo of Vision

Paul Bettany might play one of the Avengers' more serious members, but it looks like he's having some fun on the set of Avengers 4.Bettany newest Instagram post shows the actor in his full Vision costume (with VFX dots, of course), standing next to a member of the film's crew who is clad in a ...