Al-Shabab has vowed to carry out more attacks in Mogadishu following a truck bomb blast that killed scores of people in the Somali capital.<br /><br />The warning came after the armed anti-government group claimed responsibility for Tuesday's blast outside a government compound in Mogadishu, which killed at least 70 people and left many others wounded, in one of the country's deadliest ever suicide attacks, officials and witnesses said.<br /><br />Al Jazeera's Peter Greste reports from Nairobi, Kenya.
