Islamic State claims Paris attacks that killed 127

By Ingrid Melander and Marine Pennetier PARIS (Reuters) - Islamic State claimed responsibility on Saturday for a coordinated assault by gunmen and bombers that killed 127 people at locations across Paris that President Francois Hollande said amounted to an act of war against France. In the worst attack, a Paris city hall official said four gunmen systematically slaughtered at least 87 young people at a rock concert at the Bataclan concert hall before anti-terrorist commandos launched an assault