Attackers kill 15 people in Borno state , abduct village chief in Yobe state , residents say . In Borno state in April , Boko Haram abducted nearly 300 schoolgirls , who remain missing . `` The gunmen looted food items and money left by traders while fleeing the attack , '' eyewitness and resident Andrew Musa said of Sunday 's violence . Comment:
Attackers kill 15 people in Borno state , abduct village chief in Yobe state , residents say . In Borno state in April , Boko Haram abducted nearly 300 schoolgirls , who remain missing . Comment: