By Fikayo Owoeye LAGOS (Reuters) -Gunmen attacked a Catholic church in southwest Nigeria during mass on Sunday, killing at least 50 people including women and children, according to a hospital doctor and media reports. Several Nigerian news outlets said gunmen had fired at worshippers and detonated explosives at St Francis Catholic Church in the town of Owo. The identity and motive of the attackers was not immediately clear. The authorities have yet to give details of the attack. Funmilayo Ibukun Odunlami, police spokesperson for Ondo state, said police would issue a further statement soon. “I…