'Dirty Dancing,' 'The Social Network' and 'The Texas Chainsaw Massacre' among films added to Congressional National Film RegistrySantiago Ospital
'The Nightmare Before Christmas,' 'Home Alone' and 'Terminator 2,' among the films that enter the National Film RegistryRosana Rábago Sainz
'The Little Mermaid' and 'Iron Man' among films chosen to join National Film RegistryRosana Rábago Sainz
