Washington, Jumada II 4, 1433, Apr 25, 2012, SPA - U.S. Secretary of State Hillary Clinton said Tuesday that she is “very concerned” about violence between Sudan and South Sudan. Hillary Clinton urged both countries to stop fighting, withdraw their troops from border areas, and resume peace talks. She acknowledged the withdrawal by South Sudan from the border town of Heglig, and she said that it presented an opportunity for negotiations with the north. She also said that the issues are tough, but talks are preferable to war. --SPA 10:46 LOCAL TIME 07:46 GMT www.spa.gov.sa/992109