Latest Satellite Images Show Russia's Military Buildup Around Ukraine

An overview of helicopters deployed at Lake Donuzlav in Crimea on February 13

A close-up of helicopters and troops near Lake Donuzlav

Combat equipment in Pogonovo, Russia, on February 13

A battle group in formation in Soloti, Russia, east of the border with Ukraine

A new deployment of Su-34 fighter jets at the Primorsko Akhtarsk air base in the Krasnodar region, Russia, on February 13. The base is near Crimea and Ukraine's southern border.

A wider view of the Su-34 fighters at Primorsko Akhtarsk air base

A helicopter unit in Belgorod, Russia, east of the border with Ukraine on February 13

Vehicles for a battle group are parked in Yelnya, Russia, on February 13.

Tents and housing in Yelnya

Armor and and self-propelled artillery are loaded onto trains in Yelnya on February 13.

Mi-26 heavy-lift helicopters in Machulishchy, Belarus, on February 12

The treads of vehicles mark the land after the departure of troops and equipment from Rechytsa, Belarus, on February 14.