Lebanese officials have not ruled out that an external attack could have been the cause of the massive explosion Tuesday that claimed the lives of 154 people and injured thousands, President Michel Aoun said Friday.
His comments contradict that of international officials who have said that an accidental fire seems to have set off a warehouse loaded with highly flammable ammonium nitrate.
U.S. officials, however, have sent conflicting messages about the cause of the blast.
Hellbound and Down 