Cinema's shifting perspective on immigration

'The Girl' and other films reflect changing public attitudes and a growing awareness that it's a global phenomenon. Filmmakers are also focusing on untold individual dramas. When David Riker set out to make his film "The Girl," he didn't want to shoot another heart-rending saga about poor, desperate Mexicans hellbent on crossing the border. Instead, he says, he aimed to create a character who could "turn the border upside-down."