Key developments on Oct. 16:

• Drone attack sparks fire at industrial facility in Russia's Surgut district, governor says
• Pope Leo urges Putin to allow humanitarian aid, evacuations from Russian-occupied Oleshky
• Ukrainian military strikes million-dollar Russian radar in Krasnodar Krai, General Staff claim
• Zelensky's ask: 300 Patriot

The pope called for a local ceasefire to allow humanitarian aid deliveries and the safe evacuation of civilians from the front-line city, where around 2,000 residents remain trapped amid severe shortages of food and medicine.

The suspect was identified as 36-year-old Leonid Ryzhikov, a Russian citizen from St. Petersburg who served in the 2nd Battalion of Russia's 1009th Motorized Rifle Regiment.

Ukrainian open-source intelligence (OSINT) group Absolutely Reliable Source reported the construction on Oct. 13, citing satellite imagery. The analysts identified eight launch positions and 32 areas for preparing drones for takeoff.