National Post Columnist John Ivison says the West is united in its desire to help Ukraine amid the ongoing Russian invasion, but the choice to intervene directly is a difficult one. Ivison says the economic pain inflicted on Russia by western sanctions may worsen Vladimir Putin's brutality, leading to stronger calls for intervention, and he joins Gormley to discuss the balancing act leaders are facing and how the United Nations could still play a major role in bringing the violence to an end.