'I'm still here': Joan Chen plays thwarted immigrant mom in 'Didi'

That remarkable personal journey, from Red Army propaganda movies to glamorous Hollywood roles directed by Bernardo Bertolucci and David Lynch, could not appear more different to Chen's character in new coming-of-age film "Didi." Chen plays Chungsing, a Taiwanese single mom and frustrated artist in California, whose 13-year-old is too busy trying to impress his skater friends and navigate adolescent crushes to be nice to his family. Yet the role -- which is already earning Oscars buzz -- "poured out of me...