Car bomb kills seven civilians in Egypt's North Sinai - army

Seven civilians, including two young children, were killed by a car bomb that exploded at a security checkpoint in the Sinai Peninsula on Monday, Egypt's army spokesman said.The military said it intercepted the vehicle at a checkpoint near the city of Arish, the capital of North Sinai province, and tried to contain the expected blast by running over the car with a tank.An insurgency in Egypt's Sinai region has gained pace since the army toppled President Mohamed Mursi of the Muslim Brotherhood,