Iran's President Hassan Rouhani says the field with over 50 billion barrels of crude stretches over 2,400 sq km in the oil-rich Khuzestan province.
The army downed the unmanned aircraft over Khuzestan province before dawn using a Mersad surface-to-air missile, Tasnim news agency reports.
Iran has arrested 22 people in connection with a deadly attack on a military parade in the southern city of Ahvaz last week the intelligence ministry was quoted as saying on Monday.
The Ahvaz National Resistance has been in the headlines following the attack in Iran last week. The little-known separatist militant group has no international recognition; Iran accuses the US and Gulf States of backing it.
The attack killed at least 25 people almost half of them members of the country’s elite Revolutionary Guards.
Subscribe to our Youtube channel for all latest in-depth, on the ground reporting from around the world.
Copyright © 2019 TRT World.