by Gemma Handy Agence France Presse Ash and hot gravel rained down Friday on the Caribbean island of Saint Vincent, after powerful eruptions from a volcano that had been dormant for decades sent thousands of panicked locals fleeing to safety. The initial blast from La Soufriere, the highest peak in Saint Vincent and the Grenadines, sent plumes of hot ash and smoke 6,000 meters (20,000 feet) into the air Friday morning, the local emergency […]