National Edition News cover for April 9, 2014 - Senators demand arms for restive Ukraine: Secretary of State John Kerry appears before the Senate Foreign Relations Committee to discuss his budget and the status of diplomatic hot spots, on Capitol Hill in Washington, Tuesday, April 8, 2014. Lawmakers' questions focused on Russia, Ukraine, Iran and Syria. Kerry, a former chairman of the Foreign Relations Committee, threatened Russia with tougher economic sanctions if it fails to back down from its chaotic involvement in Ukraine. (AP Photo/J. Scott Applewhite)