A building at a Russian military police base in Sertolovo, Leningrad Oblast, collapsed on Tuesday, prompting an immediate response from local authorities. Governor Alexandre Drozdenko confirmed the incident, ordering law enforcement to assist the military in rescue and debris removal operations. The exact cause of the collapse remains unknown, and while local media reports suggest at least two fatalities, official confirmation is pending. Sertolovo, located approximately 25 kilometers north of Saint Petersburg, is a significant military hub for the Russian army, housing around 60,000 residents, predominantly military personnel and their families.