Vladimir Putin’s ‘Professor Doomsday’ warns ‘millions will die’ in Europe nuclear strike

One of Vladimir Putin’s former advisers, Sergei Karaganov, warned that Russia will go nuclear if NATO sends troops to Ukraine or touches KaliningradPutin has reportedly said a nuclear war against Europe would be ‘short'(Image: Anadolu via Getty Images)A former adviser to Russian president Vladimir Putin has warned “millions of innocent people would perish” in a nuclear war.