The blast, which detonated next to a truck carrying agricultural workers, underscored the challenges faced by the country’s interim president.

Another car bomb exploded on the outskirts of a city in northern Syria on Monday, killing at least 19 people and leaving over a dozen wounded, hospital workers and emergency responders said. Eighteen women and one man were killed,

DAMASCUS (Reuters) -A car bomb killed at least 20 people in the northern Syrian city of Manbij on Monday, the Syrian presidency said, marking the second attack there in three days and the country's deadliest since Bashar al-Assad was toppled from power in December.