President Barack Obama throws a ball for Bo, the family dog, in the Rose Garden of the White House, Sept. 9, 2010. (Official White House Photo by Pete Souza)
President Barack Obama and Bo, the Obama family dog, walk along the Colonnade of the White House, Sept. 10, 2010. (Official White House Photo by Pete Souza)
Bo, the Obama family dog, pauses for a moment in the Rose Garden of the White House (Official White House Photo by Chuck Kennedy)
