A Mil-171E—possibly one of 20 helicopters covered by a contract with Russia—conducted a training flight from 29.6694, 52.5728 (Ziba Shahr) in Fars Province, Iran.

The aircraft was initially identified as a “Mil-117E,” but a follow-up post corrected the designation to “171.”

FromIran incident report · Delayed post with a 120-second delay.