A U.S. Border Patrol officers walks beside the fence that divides the U.S. from Mexico in the town of Nogales, Ariz., in April. Mark Ralston/AFP/Getty Images hide caption

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Supreme Court nominee Elena Kagan meets Thursday with Sen. Benjamin Cardin (D-MD) on Capitol Hill. Alex Brandon/AP hide caption

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Supreme Court nominee Elena Kagan shakes hands with Senate Majority Leader Harry Reid while visiting with members of the Senate on Capitol Hill on Wednesday. Alex Wong/Getty Images hide caption

itoggle caption Alex Wong/Getty Images