NEW : A mysterious blast ripped through a busy Turkish customs gate on the border with Syria on Monday , killing at least 13 people and wounding dozens , the Turkish government said . Death toll in minivan ##s increased , Turkish official said . Syrian rebels first overran the Syrian border gate at Bab el Hawa last summer . Turkish officials have not yet reported on the cause of the blast . Meanwhile , Syrian rebels claim to have destroyed Syria 's largest man - made dam .
NEW : Death toll in minivan ##s increased , Turkish official said . Syrian rebels first overran the Syrian border gate at Bab el Hawa last summer . Turkish officials have not yet reported on the cause of the blast . Meanwhile , Syrian rebels claim to have destroyed Syria 's largest man - made dam .