President Barack Obama, right, walks with Chinese President Xi Jinping at the Annenberg Retreat at Sunnylands on Saturday, June 8, 2013, in Rancho Mirage, Calif. Obama and Xi are wrapping up a two-day summit at which they tackled the contentious issue of cybersecurity and tried to forge closer ties between the leaders of the world's largest economies. (AP Photo/Evan Vucci), APTOPIX