Patricia Espinosa Hillary Clinton Mike Mullen Robert Gates

Summary: <p>In this image released on March 23 2010 by Mexico s Secretary of Foreign Relations U S Secretary of State Hillary Clinton right is greeted by Mexico s Secretary of Foreign Relations Patricia Espinosa front left as she arrives at the Secretary building in Mexico City Tuesday March 23 2010 Clinton is on a one day visit to Mexico At back left U S Defense Secretary Robert Gates and at back center Admiral Mike Mullen Chairman of the Joint Chiefs of Staff < p>

Image Dimensions: 369 x 409