What addition of a death penalty specialist means for Tsarnaev's defense

Legal Analyst Lisa Green joins Mara Schiavocampo to present the potential legal consequences in store for three of Dzhokar Tsarnaev’s friends. She talks about the addition of the death penalty specialist, Attorney Judy Clarke, to his legal team and what it means for his sentencing. Green also discusses the role that Tamerlan Tsarnaev’s widow could play in the case against Dzhokar Tsarnaev and the investigation into the bombings.May 4, 2013