Man killed outside US embassy was 'lone wolf'

FBI officials take sample tests of a suspected terrorist shot dead outside US Embassy in Nairobi after he stabbed one of the GSU officers as he tried to snatch a rifle from him. Fresh details have emerged on the man shot dead last month after he attacked a General Service Unit officer guarding the US Embassy in Gigiri, Nairobi. (PHOTO MOSES OMUSULA/ STANDARD)

Fresh details have emerged on the man shot dead last month after he attacked a General Service Unit officer guarding the US Embassy in Gigiri, Nairobi.

Detectives investigating Abdimahat Hassan are trying to establish the motive of the October 27 attack.