19, President Volodymyr Zelensky blasted Russian President Vladimir Putin's recent threats of using the new Oreshnik intermediate-range ballistic missile (IRBM) against Kyiv to test Western air defense systems in what he called a "high-tech duel" with the West.Putin proposed the "high-tech duel" during his annual press conference on Dec. 19. He suggested launching an Oreshnik at a site in Kyiv while challenging the West to deploy their air defenses to intercept it, claiming the missile was unbeatable."Do you think this is an adequate person? They are just thugs," Zelensky said while commenting on Putin's threats.Later on, Zelensky published a video clip with Putin's suggestion about a "duel" on X, calling him a "dumbass.""People are dying, and he thinks it’s 'interesting.' Dumbass," Zelensky wrote.Putin's remarks followed his earlier threats to use Oreshnik missiles to strike at "decision-making centers" in Kyiv.Russia first launched an Oreshnik at the city of Dnipro on Nov.