President Vladimir Putin said Friday that Russia will continue to test and start mass-producing the hypersonic ballistic missile that it fired at Ukraine Thursday.

Ukraine’s parliament has canceled a session as security was tightened after Russia deployed a new ballistic missile that threatens to escalate the nearly three-year war.

Russian President Vladimir Putin makes a televised address, dedicated to a military conflict in Ukraine and in particular to Russia's launch of a hypersonic intermediate-range ballistic missile attack on a military facility in response to recent Ukrainian long-range strikes with Western weapons,