There have been 2 explosions in a military installation in the central city of Isfahan in Iran, initially no casualties were reported.
According to foreign media, Iranian officials say that an attack attempt on a workshop complex of the Ministry of Defense has been thwarted.
Iranian security forces say that microbirds were used in the attack, one microbird was shot down by air defense while two exploded.
The Ministry of Defense of Iran has said in its statement that there were no casualties from the explosions, the roof of the workshop was slightly damaged.