6x14 - Real Time with Bill Maher

Guests: Prof Cornel West, blogger Markos Moulitsas Zúniga, writer/activist Ayaan Hirsi Ali, journalist Jeremy Scahill (election correspondent); via satellite, MSNBC host Chris Matthews Topics: Pennsylvania primary and Democratic debate, Pope's visit to U.S., oil prices and worldwide food shortages, polygamy and raid on Texas compound