Biden to introduce Lady Gaga at Oscars, highlight effort against sexual assault

WASHINGTON (Reuters) - Vice President Joe Biden will take the stage at the Academy Awards show on Sunday to introduce Lady Gaga for her performance of "Til It Happens to You," an Oscar-nominated song about sexual assault on college campuses from the film "The Hunting Ground." Biden is a long-time advocate against sexual assault who authored the Violence Against Women Act. He will urge the Oscar audience to take a pledge to speak out about the issue by visiting www.ItsOnUs.org, his spokeswoman said. Biden will attend the awards show with his wife, Jill. (Reporting by Jeff Mason; Editing by Bill Trott)