Boko Haram attacks Nigerian city in second takeover attempt

Kano, Nigeria (CNN)Boko Haram renewed attempts to seize the key Nigerian city of Maiduguri Sunday, the militants’ second attack there in a week. Islamist extremists tried to enter Maiduguri, the capital of Borno state, during a predawn attack after the army fought them off last week. Gunfire raged for hours on the outskirts of the…