Death toll in a terrorist attack in Iran’s southern city of Ahvaz rose to 24 people, the number of injured reached 53, IRNA reported.

The terror attack took place during the parade of military units which was held on the occasion of the beginning of the Sacred Defense Week.

 “Terrorists recruited, trained, armed & paid by a foreign regime have attacked Ahvaz. Children and journos among casualties. Iran holds regional terror sponsors and their US masters accountable for such attacks. Iran will respond swiftly and decisively in defense of Iranian lives,” Iranian Foreign Minister Javad Zarif tweeted.