Journalist Evan Osnos talks about the Silicon Valley survivalists who are stockpiling food and weapons and investing in luxury underground bunkers. Book critic Maureen Corrigan reviews 'A Really Good Day,' by Ayelet Waldman. Kenneth Lonergan's new film is about a janitor (Casey Affleck), crippled by guilt and grief, who returns to his hometown after the death of his brother. The film is nominated for six Oscars, including Best Director and Best Picture.
