Russia will stand up a second MiG-31 squadron at 317th Composite Aviation Regiment at Yelizovo airfield, Jane’s reported. By Konstantin Tyurpeko (http://russianplanes.net/id161326) [CC BY-SA 4.0 or CC BY-SA 4.0], via Wikimedia Commons The new unit will be operating the MiG-31BM. Aircraft have started arriving since last year. For more information, hit the Source below Source