Syrians try to salvage life from the wreckage of Raqqa

At the outskirts of Raqqa, amid death and destruction, there are signs of life -- and hope. Tens of thousands of Syrian families are living in rubble, forced to flee the grueling fight against the Islamic State in the militant group's de facto capital. Special correspondent Gayle Tzemach Lemmon and producer Jon Gerberg report on how Syrians are surviving and preparing for a future after ISIS.