BRUSSELS - President Obama and allies on June 5 said Russia has a chance to begin to resolve the Ukrainian crisis and rebuild trust with the West, but they warned Russian President Vladimir Putin that his country would face harsher sanctions if he fails to take steps to de-escalate the situation.
Russia's War Against Ukraine
Washington Post: Obama, allies say Russia has chance to rebuild ties with West
U.S. President Barack Obama: If Putin continues a strategy of undermining the sovereignty of Ukraine, then we have no choice but to respond.