...... the Islamic version of the old Somali warlord...members on Tuesday in possession of a hand grenade.
The National Intelligence and Security Agency (NISA) said the suspect was arrested while on a mission to carry out attacks and will be brought before the court for charges.
"The security agencies nabbed al-Shabaab terrorist while in a mission to hurl a hand grenade but he was arrested without causing any harm," NISA said on its twitter.
"The relevant agencies will be accountable." It added.
This is the second arrest within a week by Somali security agencies.
On 23rd November a suspect was arrested with help from the public after planting explosives in a parked car in the KM5 Zobe area.
One person was maimed in the vehicle.