Former U.S. President and Joe Biden’s election rival Donald Trump launched a big attack on the U.S. President ahead of the presidential election. Trump said the U.S. president may end up destroying the world in a nuclear conflict. Trump’s remark came during his interview with Fox News on June 5. He added Biden is not at his best compared to leaders of Russia, China, and North Korea. The former U.S. president pointed to the Ukraine war as a major source of danger. He referred to the Russian president’s warning of using nuclear weapons. Watch this video to know more.