22 December 2022 (00:35-UTC-07 Tango 06) 01 Dey 1401/28 Jumada l-Ula 1444/29 Ren-Zi 4720/22 Декабрь 2022 года
The ‘B3M’ upgrades to the Cold War/Soviet era T-72 include new 125mm gun, new power-pack (motor/transmission), new armor, new digital ballistic computer for the gunner, and a new panoramic sight for the TC (tank commander).
The ‘3M’ is an upgrade of the T-72B series.
Russian news report about deliveries of upgraded T-72B3Ms, from the Uralvagonzavod factory, 16DEC2022 (video originally released on 07DEC2022):
Video interview of T-72B3M TC, claims the crew destroyed 11 tanks, four pickup trucks, one enemy armored personnel carrier, in Ukraine, released 17SEP2022: https://vk.com/video-133441491_456266813
Biden’s War, November 2022: 
U.S. TAXPAYERS TO UPGRADE COLD WAR ERA T-72B FOR UKRAINE! THAT’S JUST THE TIP OF THE LATEST U.S. FUNDED WEAPON SYSTEMS GIVE-AWAY!
New Cold War, January 2022: 
RUSSIAN T-72B3M LIVE FIRE CRIMEA!
Vehicle I-D: 
IRAQI T-72, LIVE FIRE BESMAYA GUNNERY RANGE