U.S. Army Staff Sgt. Derrick Brooks, who serves with 741st Military Intelligence on Fort Meade, Md., stands in for President-elect Barack Obama during a presidential inauguration full-dress rehearsal in Washington, D.C., Jan. 11, 2009. Stand-ins for the president, vice president and their families were selected due to height, weight, gender and ethnicity similarities, according to Air Force Maj. Andra Higgs, action officer with the Armed Forces Inaugural Committee.
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