A Russian drone strike has damaged the massive protective shield covering Chernobyl's infamous nuclear reactor, the BBC reports. The overnight attack caused a fire at the facility that houses the remains of the 1986 nuclear disaster,

Ukraine’s nuclear ghosts have been stirred up again after a drone armed with a warhead hit the protective outer shell of the plant at Chernobyl, the site of the world’s worst nuclear accident

Ukrainian President Volodymyr Zelenskyy said a Russian drone struck the protective covering of the nuclear reactor that exploded at Chernobyl in 1986.

Ukraine said a Russian drone crashed into the containment structure, starting a fire, but so far radiation levels have stayed constant.