Warplanes bomb Aleppo after Syrian army launches offensive

By Ellen Francis and Tom Perry BEIRUT (Reuters) - Warplanes bombed Aleppo on Friday with what residents described as unprecedented ferocity after the Russian-backed Syrian army announced an offensive to fully capture Syria's biggest city, killing off any hope of reviving a ceasefire. "What's happening now is annihilation in every sense of the word," he told Reuters.