On October 5, Russia shot down its own S-70 Hunter unmanned combat aerial vehicle (UCAV) as it was flying west over the frontline in Ukraine. It is believed that Russia lost control of the drone and opted to destroy it to prevent it from falling into enemy hands, according to the UK Ministry of Defence. The UK Defence Ministry said that the S-70 has been under development by the Sukhoi enterprise for over a decade, with testing observed at the Akhtubinsk airbase in Russia. The key feature of the S-70 is its reduced radar cross-section, designed to make it a stealthy deep-strike weapon, potenti…