ABUJA, Nigeria (AP) — Gunmen attacked and kidnapped students taking secondary school examinations in conflict-battered Borno state in northeastern Nigeria , police said Monday. The attack happened Monday morning at the Lassa Day Secondary School in the Askira-Uba area of Borno. Police spokesman Nahum Daso told The Associated Press that hours after the attack 10 people were rescued. Secondary students are typically between 15 and 18 years old. No group immediately claimed responsibility for the