In Syria, an air raid has struck several cars in northwestern town of Sarmada, killing at least eight people. The Britain-based Syrian Observatory for Human Rights said the attack occurred yesterday on a road leading from Sarmada to the Bab al-Hawa area on the border with Turkey. <br/><br/>It said eight people were killed in the airstrike, including three jihadi commanders. The dead include al-Qaida-linked fighters and a senior commander with a Chinese Islamic militant faction.<br/><br/>It was not immediately clear who was behind the attack, but the Observatory's chief Rami Abdurrahman said it is widely believed to have been carried out by the US-led coalition.<br/><br/>The report came as a cease-fire brokered by Russia and Turkey held for the fourth day amid sporadic violations.<br/>