How Libyan conflict exacerbates migrants' 'living hell'

An airstrike on a migrant detention center in Libya has left at least 44 dead. The Libyan government blamed the so-called Libyan National Army, a group trying to seize Tripoli, for the deadly attack. John Yang reports and talks to Frederic Wehrey of the Carnegie Endowment for International Peace about the “living hell” migrants languishing in Libya face and the dynamics of the recent conflict.