President Barack Obama prepares for foreign leader phone calls with Nigerian President Goodluck Jonathan and Japanese Prime Minister designate Naoto Kan, in the Oval Office, Saturday, June 5, 2010. Pictured, from left, are Michelle Gavin, senior director for African Affairs, Puneet Talwar, senior director for Iraq, Iran and the Gulf States, John Buchanan (on phone), director of operations and deputy director of the White House Situation Room, and National Security Advisor Gen. James Jones. (Official White House Photo by Pete Souza)
