Many of the rifles have been described as being in “barely usable” conditions after decades of poor storage Though considered a reliable and rugged weapon during the early Cold War, the AKM – an updated model of Mikhail Kalashnikov’s AK-47 – was replaced in the early 1970s by the AK-74 Though there is some commonality with parts the differences in calibers will present challenges in ensuring that troops are supplied with the proper ammunition Videos posted online have also shown the Russian soldiers dealing with – and complaining about – cramped Expert Biography: A Senior Editor for 1945 Peter Suciu is a Michigan-based writer who has contributed to more than four dozen magazines and websites with over 3,000 published pieces over a twenty-year career in journalism He regularly writes about military hardware Peter is also a Contributing Writer for Forbes You can follow him on Twitter: @PeterSuciu the improved Su-57M fighter jet was testing onboard equipment with extended functionality along with a broad range of new types of weapons modern jets are inherently unstable in flight,” Entner told 19FortyFive “The only way they fly straight is through AI Next-generation AI will take their active role even further to improve survivability and mission capabilities.” The Felon was initially powered by Izdeliye 117 or AL-41F1 augmented turbofans while current production batches have begun to incorporate the new Izdeliye 30 engines The Su-57 is now capable of maintaining a supersonic range of more than 1,500 km – two times that of the Su-27 the Su-57 can even cruise at Mach 2 without afterburners and has a range of up to 3,500 km while flying at subsonic speeds and which is reported even better than the United States Air Force’s Lockheed Martin F-22 Raptor That could give the Russian pilots an edge in close-range dogfights