January 8, 2011 - Juba, Sudan - U.S. Senator John Kerry speaks to reporters following his meeting with Southern Sudan President Salva Kiir in Juba, Southern Sudan. Southern Sudan begins voting in a weeklong independence referendum Sunday that is likely to see Africa's largest country split in two. In order for the referendum to pass, a simple majority must vote for independence and 60 percent of the 3.9 million registered voters must cast ballots. Photo credit: Benedicte Desrus