A malfunctioning lithium-ion battery may have sparked a deadly fire on a top-secret Russian nuclear submersible earlier this month that killed 14 naval officers, according to reports.
The Guardian: Faulty battery may have sparked Russian submarine fire
People mourn after a funeral ceremony at a cemetery in Saint Petersburg on July 6, 2019, three days after a fire that killed 14 officers on what was reportedly a nuclear-powered mini-submarine.
