Five people were killed during the clearing of the area and disposal of explosive ordnance following a Ukrainian UAV attack on Sevastopol, Russian media reports.
Four of those killed were pyrotechnicians of the Russian Ministry of Emergency Situations (EMERCOM), while one was a security guard at the facility.
According to the information, one of the explosive devices detonated while EMERCOM employees were inspecting the area after the attack.
The incident occurred following a reported massive UAV attack on Sevastopol on August 12. The Russian side said that more than 30 UAVs were shot down that night.