A US drone strike has killed the terrorist behind the Westgate shopping mall attack which left 67 people dead in Kenya 's capital Nairobi . Adan Garar and two others are suspected to have been killed after their car was targeted near the town of Bardhere in Somalia . Senior US and Kenyan officials say Garar , a top member of the al-Shabab extremist group , was thought to have helped plan the devastating attack on the Westgate mall in 2013 . A US drone strike in Somali has killed the terrorist behind the Westgate shopping mall attack . Shoppers are pictured running for safety during the attack in Nairobi in 2013 . A Kenyan official , who insisted on anonymity because he was not authorised to give the information to the media , says Garar is also suspected of planning failed attacks on Kenya 's coast and in the Ugandan capital , Kampala , last year . The U.S official also insisted on anonymity . Anti-terror police foiled a planned attack in the coastal city of Mombasa after they intercepted a car packed with explosives in March 2014 , according to Kenyan authorities . According to police , al-Shabab militants had planned simultaneous attacks on the international airport in Mombasa , the ferry crossing and a supermarket . Deadly : 67 people were killed in the Westgate attack , which was carried out by four gunmen from al-Shabab . The car laden with explosives was to be detonated on a ferry . Al-Shabab , an Islamic extremist group , has vowed to inflict violent attacks on Kenya and Uganda because the two countries have contributed troops to the African Union force supporting the government in Somalia . Sixty-seven people were killed in the Westgate attack , which was carried out by four gunmen from al-Shabab .
Adan Garar and two others killed in US drone strike in Bardhere in Somalia . Garar helped to plan attack on Westgate mall in Nairobi that left 67 dead . Also suspected of planning failed attacks in Kenya and Ugandan last year .