Many Dead in Italy Earthquake

Rescue teams in central Italy are digging through rubble to look for survivors of an earthquake in the Umbria region in the early hours of Tuesday morning. Dozens have been killed and many more are missing. We hear from survivors and reporters in Italy. Also: Turkish tanks roll across the border into northern Syria; German politicians discuss the need to stockpile food and water in the event of a national emergency; and details of the latest crackdown on social media users in Iran.

(Photo: Rescuers in the town of Pescara del Tronto. Credit: Marco Zeppetella/AFP/Getty Images.)