WASHINGTON, DC - DECEMBER 4: Sully, a yellow Labrador service dog for former President George H. W. Bush, sits near the casket of the late former President George H.W. Bush as he lies in state at the U.S. Capitol, December 4, 2018 in Washington, DC. A WWII combat veteran, Bush served as a member of Congress from Texas, ambassador to the United Nations, director of the CIA, vice president and 41st president of the United States. Bush will lie in state in the U.S. Capitol Rotunda until Wednesday morning. (Photo by Drew Angerer/Getty Images)
US-POLITICS-BUSH
Sully, the service dog is seen as people pay respects, as the remains of former US President George H. W. Bush lie in state in the US Capitol's rotunda December 4, 2018 in Washington, DC. - The body of the late former President George H.W. Bush travelled from Houston to Washington, where he will lie in state at the US Capitol through Wednesday morning. Bush, who died on November 30, will return to Houston for his funeral on Thursday. (Photo by Alex Edelman / AFP) (Photo credit should read ALEX EDELMAN/AFP/Getty Images)
US-POLITICS-BUSH
Sully, the service dog is seen as people pay respects, as the remains of former US President George H. W. Bush lie in state in the US Capitol's rotunda December 4, 2018 in Washington, DC. - The body of the late former President George H.W. Bush travelled from Houston to Washington, where he will lie in state at the US Capitol through Wednesday morning. Bush, who died on November 30, will return to Houston for his funeral on Thursday. (Photo by Alex Edelman / AFP) (Photo credit should read ALEX EDELMAN/AFP/Getty Images)
US-POLITICS-BUSH
Sully, the yellow Labrador retriever who was former President George H.W. Bush service dog is seen during a departure ceremony at Ellington Field, on December 3, 2018, in Houston. (Photo by David J. Phillip / POOL / AFP) (Photo credit should read DAVID J. PHILLIP/AFP/Getty Images)
Washington DC In Mourning For Late President George H.W. Bush
WASHINGTON, DC - DECEMBER 4: Sully, a yellow Labrador service dog for former President George H. W. Bush, sits near the casket of the late former President George H.W. Bush as he lies in state at the U.S. Capitol, December 4, 2018 in Washington, DC. A WWII combat veteran, Bush served as a member of Congress from Texas, ambassador to the United Nations, director of the CIA, vice president and 41st president of the United States. Bush will lie in state in the U.S. Capitol Rotunda until Wednesday morning. (Photo by Drew Angerer/Getty Images)