Roger Ross Williams: Oscar-Winning Director

Roger Ross Williams, who won the Academy Award for Best Short Subject Documentary for "Music by Prudence," drops by to discuss his experience writing and directing this inspiring film about Prudence Mabhena, lead singer of the band Liyana. Prudence is seriously disabled and has struggled to overcome many other hardships in Zimbabwe. One of the most talked-about incidents at this year's Oscars involved Williams being interrupted during his acceptance speech.