Episode 87: Spree Killers Pt. 2: I've Been Getting These Headaches...

We continue our coverage of America's worst spree killers with the top men on campus: Charles Whitman, the deadly sniper who killed 16 and wounded 32 from the top of a clock tower at the University of Texas, and Seung-Hui Cho, the deeply troubled madman who rose to the top of America's spree killer list with a body count of 32 while stalking the campus at Virginia Tech.