Aftershocks Online

The people of Turkey, Syria and Lebanon are still recovering from the 7.8-magnitude earthquake that killed more than 50,000 people and injured thousands more. Two weeks later, another earthquake shook the region. Ben and producer Quincy Walters talk about ways the disaster is being chronicled on social media — from a Twitter user predicting a catastrophic earthquake just days before the actual earthquake happened, to mysterious lights in the sky that can help geologists better forecast earthquakes.