U.S. Senator John Kerry talks to reporters after meeting presidential adviser Nafi Ali Nafi (not pictured) at the presidential palace in Khartoum January 5, 2011, during his visit to meet government officials. Kerry told reporters that the U.S government looks forward to success in Sudan's referendum, which is a precursor to stronger ties with both the United States and other countries. REUTERS/Mohamed Nureldin Abdallah (SUDAN - Tags: POLITICS ELECTIONS HEADSHOT)