WATCH: A Russian soldier is sent flying after a Soviet-era helicopter gun spins wildly out of control during what appears to be a field test. The crazy video s

WATCH: A Russian soldier is sent flying after a Soviet-era helicopter gun spins wildly out of control during what appears to be a field test. The crazy video shows a soldier firing a YakB-12.7 machine gun mounted on an improvised ground platform as Russia reportedly looks to repurpose the Cold War-…