(ANSA) - ROME, DEC 9 - Firefighters on Monday afternoon were searching for three people reported missing following an explosion at an Eni fuel depot outside Florence that has left so far two people dead and nine others injured The three missing people were in the building where the explosion occurred, said regional civil protection councillor, Monia Monni, addressing reporters in an area close to the depot in Calenzano. (ANSA).