Nigerian officials try to identify gunmen in Monday's kidnapping of schoolteachers, a day after abdu

The school was said to have some 300 male and female students, mostly aged 17 and older, at the time

Reports say kidnappers killed at least one student who tried to escape during attack, second of its

Experts say security chiefs incompetent to handle the situation 

Some boys seen by Reuters said they had escaped from the forest where the gunmen took them, but it w