Gaddafis son, three grandchildren killed in NATO air strike

Saif al-Arab Gaddafi, Libyan President Moammer Gaddafi’s youngest son, and three of his grandchildren were killed in a NATO airstrike on Saturday.The residence of Saif al-Arab Gaddafi was targeted. Moammer Gaddafi, who was present in the house along with his wife, relative and friends, survived the attack.Three loud explosions were heard in Tripoli as jets flew overhead. Volleys of anti-aircraft fire rang out following the first two strikes, which were followed by a third.An international coalition began carrying out strikes on forces loyal to Gaddafi on March 19 under a United Nations Security Council mandate to protect Libyan civilians. NATO took command of operations over Libya on March 31.