Boston bombing suspect discussion prompts conspiracy theory caller to KVI

Boston bombing suspect discussion prompts conspiracy theory caller to KVI
FILE - This combination of undated file photos shows Tamerlan Tsarnaev, 26, left, and Dzhokhar Tsarnaev, 19.

While discussing the latest on the Boston bombing, one listener calls with his conspiracy theory about the complicity of the Tsarnaev brothers. John Carlson and surprise caller Kirby Wilbur dismantle the caller’s conspiracy theory.