Elon Musk has justified Russian President Vladimir Putin’s nuclear attack warning against Ukraine. Responding to questions on Twitter, Musk said that Putin would choose a nuke war over losing the Crimea region. He also warned that if anyone attacks Russia with nukes in retaliation, it would trigger World War III. Tesla Ceo further added that Crimea is critical for Russia’s national security as Pearl Harbour or Hawaii is to the United States. Watch this video to know more.