Left to right, Riley Anderson, his sister, Olivia, and his brother, Adrian, participate in Tribute to Our Troops, July 21. Major League Baseball's Washington Nationals, Careerbuilder.com's "Mission Get Hired" program and troop-support group Our Military Kids joined together for the event at Nationals Park in Washington, D.C. As part of this event, 1,500 tickets were given to military families to enjoy an evening of baseball. Riley Anderson threw out the ceremonial first pitch before the Nationals' game with the New York Mets.