Boko Haram militants repelled after attack on northeast Nigeria's Gombe: source

Heavily armed Boko Haram militants attacked the northeastern Nigerian city of Gombe on Saturday but were later repelled, a government security source said. Witness Abdul Hassan said soldiers had run away after the checkpoint was overwhelmed. Witness Hussaina Maji said she was unable to leave her house for fear of being caught in crossfire. Boko Haram's struggle for an Islamic state has become the gravest security threat to Africa's biggest economy and top oil producer, killing thousands, kidnapp