Should the U.S. change its Islamic State strategy in Syria? – Part 2

Watch Video | Listen to the Audio RELATED LINKS Obama authorizes 1,500 more troops in Iraq to fight Islamic State ‘Is this mission creep?’ Why is the US sending additional troops to Iraq? Canada launches first air strikes against Islamic State targets GWEN IFILL: Now for a closer look at the administration’s strategy to defeat the I.S. group inside Syria, we turn to former U.S. Ambassador to ...