Polisi mengatakan, ledakan di Taji, 20 kilometer dari ibukota itu, diduga suatu serangan bom, namun mereka juga sedang menyelidiki apakah ledakan itu hanya satu kecelakaan biasa.
Police said the blast in Taji, 20 km (12 miles) from the capital, might have been a bomb attack but they were also investigating whether it could have been an accident.