First lady Laura Bush, holds her pet dog Barney during a visit to the Children's National Medical Center, Wednesday, Dec. 15, 2004, in Washington. (AP Photo/Manuel Balce Ceneta)

Photo by: MANUEL BALCE CENETA

First lady Laura Bush, holds her pet dog Barney during a visit to the Children's National Medical Center, Wednesday, Dec. 15, 2004, in Washington. (AP Photo/Manuel Balce Ceneta)