Putin's idea of blitzkrieg in Ukraine failed: Ex-Ukrainian Prez

Speaking on Russia's invasion of Ukraine, former Ukrainian President Petro Poroshenko on Thursday said that Russian President Vladimir Putin "understands that his idea of blitzkrieg has failed". He claimed that Ukraine's military and the unity of the Ukrainian people had slowed the Russian advance. "Please get out from Ukrainian soil...Please stop killing Ukrainians," Poroshenko added.