Freed Nigerian schoolboys welcomed; calls for more security

A group of schoolboys are escorted by Nigerian military and officials on Friday in Katsina, Nigeria, following their release after they were kidnapped earlier this week. (AP Photo/Sunday Alamba)

KATSINA, Nigeria — Bleary, barefoot, apparently numbed by a week of captivity, more than 300 Nigerian schoolboys, freed after being kidnapped in an attack on their school, were welcomed by the governor of Katsina state and Nigeria’s president on Friday.