How the Islamic State lures teens on social media
Clip: 10/22/2014 | 6m 39s
Three teenage girls from Denver were detained in Germany last weekend by American authorities under suspicion of joining the Islamic State. The militant group lures recruits worldwide with a sophisticated social media operation. Margaret Warner reports how the group tries to reach a wide audience while avoiding detection.
Aired: 10/22/14
Problems Playing Video? | Closed Captioning