A 24-year-old former University of Nairobi law student was the leader of the Al-Shabaab killer squad that slaughtered 148 people at Garissa University College.

Mohammed Abdirahim Abdullahi, the son of Abdullahi Daqare, the chief of Bulla Jamhuri location in Mandera County, will likely go down in history as the mass murderer with the most innocent face. http://ow.ly/Leyb5

Mohammed Abdirahim Abdullahi, (in the foreground) the former University of Nairobi law student, is believed to have masterminded the Garissa University College massacre.