**EDITORS PLEASE NOTE: EDIT CONTAINS GRAPHIC IMAGES**
A massacre at this federal boarding school in northeastern Nigeria --
Security sources say at least 59 students were killed in an attack that is being blamed on the Islamic group Boko Haram.
They were either shot or burned to death, officials say.
Nigerian President Goodluck Jonathan has called it "callous and senseless murder."
The Governor of the Yobe state.
(SOUNDBITE) (English) IBRAHIM GAIDAM, GOVERNOR, YOBE STATE
"It was unfortunate that after the four hour period, or five hours of killings and massacre, there were not any security men around to contain the situation. So I think they should change in their strategy and I will use this opportunity to call on the president of the Federal Republic of Nigeria or the Chief of Army Staff, Chief of Defence Staff, whoever is concerned to send as a matter of urgency enough troops to Yobe so that they contain this kind of insurgencies. I was made
