Checking the validity of this picture as he has done stunts like this in the past…..
Check it out:

A grainy and gruesome photo has fueled speculation that the infamous leader of the Nigerian terror group Boko Haram is dead, even as the African nation’s army presses fighters in the northern territory and the fate of hundreds of hostages hangs in the balance.

The military in neighboring Cameroon claims to have killed Abubakar Shekau, the warlord seen earlier this year in a monstrous video vowing to sell nearly 300 kidnapped schoolgirls, and even released a photo purportedly of his corpse.