An improvised explosive device (IED) detonated targeting a Ministry of Defense ammunition vehicle near Al-Mustafa Mosque in central Al-Bukamal, eastern Deir Ezzor, Syria, injuring occupants, as a suspect was arrested near the blast site, according to Syrian Observer reports posted on X by Levant_24_ between 10:45 a.m. and 11:15 a.m. UTC on December 16. Syrian Observer stated that a car, reportedly a Ministry of Defense pickup, exploded at the location, causing possible casualties, though the cause of the blast remains unknown in their quote. The incident occurred within the 29-minute reporting window ending at 11:15 a.m. UTC. Levant_24_ shared the Syrian Observer update on X, highlighting the explosion's proximity to the mosque and the arrest of a suspect in connection with the attack.