The attack at a Garissa university last week killed 147 people , mostly students . Mohamed Mohamud taught at a Madrassa in the African town . Authorities fear the rise of homegrown terrorists in the Kenyan country .
The attack at a Garissa university last week killed 147 people , mostly students . Mohamed Mohamud taught at a Madrassa in the Kenyan town . Authorities fear the rise of homegrown terrorists in the African country .