Who was behind the Bamako hotel attack?

Aired: 11/20/2015 | 0:06:11 | Clip
Extremists armed with guns and grenades stormed a luxury hotel in Bamako, Mali, early Friday morning, shooting dozens. Witnesses said they went room by room, letting guests go if they could recite verses of the Koran. Malian special forces stormed the hotel, freeing hostages and battling the Islamist attackers into the night. Judy Woodruff talks to Rudolph Atallah of the Atlantic Council.