WITH GWEN IFILL
FRIDAY, MARCH 21 @ 6:00PM & 11:00PM
As tensions between Russia and Ukraine escalate over Crimea, President Obama stepped up pressure on Russia with a second wave of sanctions targeting President Vladimir Putin’s chief of staff and 19 other high-level individuals on Thursday. Mr. Obama urged the Kremlin to respect Ukraine’s new government and scale back its military presence in Crimea or risk further isolation from the international community.