Oscars diary: A yak in the classroom, a family in Hollywood

A Yak in the Classroom," became the unlikeliest of Oscar contenders when it was nominated this year for best international film. The story of a young man in Bhutan who goes on an unexpected and life-changing journey to become a teacher in the nation's remote mountains is the first feature from director Pawo Choyning Dorji and the first film in the history of the small Himalayan country to be nominated.