President Barack Obama fist bumps Chauncy Lorrell Gray from Chicago, Ill., as he approaches the stage to receive his diploma at the United States Naval Academy graduation ceremony in Annapolis, Md.
President Barack Obama fist-bumps custodian Lawrence Lipscomb in the Eisenhower Executive Office Building following the opening session of the White House Forum on Jobs and Economic Growth
President Barack Obama fist bumps Niko Letterlough, 7, who said he wants to play a game of foosball with Obama and would let him win, Monday, Dec. 21, 2009, during the president's visit to Boys and Girls Club in Washington
President Barack Obama fist bumps fencer Daria Schneider during a display of fencing, on the South Lawn of the White House in Washington, Wednesday, Sept. 16, 2009, during an event supporting Chicago's 2016 Olympic bid. At rear is senior White House adviser Valerie Jarrett and first lady Michelle Obama
President Barack Obama receives a quasi fist bump from Chief of Staff Rahm Emanuel prior to the start of his prime time news conference
President Barack Obama gives a fist-bump to personal aide Reggie Love in the Oval Office of the White House on June 16, 2009. Chief of Staff Rahm Emanuel is at left.
President Barack Obama fist-bumps with Susan Sher, Chief of Staff to the First Lady, while attending a women's dinner with staff in the Old Family Dining Room of the White House,
First lady Michelle Obama gives a congratulatory fist bump to an unnamed scholarship awardee during the annual White House Correspondents' Association gala dinner
President Barack Obama fist bumps an unidentified graduate at the Arizona State University commencement ceremony at Sun Devil Stadium in Tempe, Ariz.
President Barack Obama bumps fists with a child in the crowd following the ceremony honoring the 2008 World Series Champion Philadelphia Phillies on the South Portico of the White House
President Barack Obama receives a quasi fist bump from Chief of Staff Rahm Emanuel prior to the start of his prime time news conference
President Barack Obama gives a fist-bump to personal aide Reggie Love in the Oval Office of the White House on June 16, 2009. Chief of Staff Rahm Emanuel is at left.