U.S. President Barack Obama signs into law the Russia and Moldova Jackson-Vanik Repeal and Magnitsky Rule of Law Accountability Act in the Oval Office of the White House in Washington, December 14, 2012. © 2012 Reuters

U.S. President Barack Obama signs into law the Russia and Moldova Jackson-Vanik Repeal and Magnitsky Rule of Law Accountability Act in the Oval Office of the White House in Washington, December 14, 2012. © 2012 Reuters