Why is Turkey reluctant to fight the Islamic State?

Aired: 10/3/2014 | 0:03:42 | Clip
Islamic State militants continue to advance along the Syria-Turkey border, despite ongoing U.S. airstrikes supported by regional allies. Judy Woodruff sits down with chief foreign affairs correspondent Margaret Warner for more on Turkey’s complicated relationships to the Syrian conflict, its Kurdish population and the coalition fight against the militant group.