Francis Drake, Elizabeth I, and the Perilous Birth of the British Empire

Before he put a stop to the Spanish Armada, Francis Drake was the most successful and infamous pirate around. Not to mention he was the first person to circumnavigate the globe (sorry, Magellan). The British Empire may never have come to be without him. Guest: Laurence Bergreen, author of "In Search of a Kingdom: Francis Drake, Elizabeth I, and the Perilous Birth of the British Empire"