Right-wing author Jerome Corsi hit it big in 2004 with a book attacking John F. Kerry. "Unfit for Command: Swift Boat Veterans Speak Out Against John Kerry" soared to No. 1 on the New York Times bestseller list. Now Corsi has done it again -- taking aim at a different Democratic presidential candidate. Corsi's latest, "The Obama Nation: Leftist Politics and the Cult of Personality," will top the Aug. 17 New York Times hard-cover nonfiction bestseller list. The book lashes out at Barack Obama and alleges, among other things, that the politician has a secret radical Islamic agenda. But being...