Boko Haram has attacked various targets in the nation since this month . Boko Haram is second -in-command of the Nigerian extremist group , CNN says . Boko Haram translates loosely to `` western education is forbidden/sinful . '' He was killed along with his father , who was the group 's spiritual mentor .
Boko Haram has attacked various targets in the nation since this month . Boko Haram is second -in-command of the Nigerian extremist group , CNN says . He was killed along with his father , who was the group 's spiritual mentor .