After 3 days of emergency meetings with allies, US president Joe Biden says that Western leaders have showed a united front against Russia's invasion. This at a time when Russia's army says the first phase of its military campaign in Ukraine is over, and it will now focus on the eastern Donbas region. Is this a shift in Russia's strategy or is this an admission by Moscow that its pre-war strategy has failed? We speak with Fred Weir, the Russia Correspondent of the Christian Science Monitor.