In one of the more moving images since the 41st President's passing Friday night. Bush will lie in state in the Capitol starting Monday and a service will be held at the Washington National Cathedral later in the week. Bush's son President George W. Bush named Roberts chief justice in 2005.
Follow the events via CNN Politics on Apple News. Bush's family has not said who will speak at the service. Trump and the first lady, Melania Trump, are scheduled to attend.
Some of the agents will also act as honorary pallbearers in Texas at the funeral home and Ellington Field, where Bush will begin his final flight back to Washington, DC.
The 54-year-old mother of two - America's first African American first lady and wife of the first black United States president - is wildly popular at home and overseas, loved for her warm personality, intelligence and women's activism.
David J. Phillip Pool AP
Bush had come to be known in recent years for his colorful and symbolic use of socks, wearing different pairs to express his mood or mark occasions.
Family spokesman Jim McGrath said other Bush family members are expected to be at the Maryland military base for the arrival.
Sully, a yellow Labrador who became Bush's service dog in June, will make one last trip ith the former president, accompanying his casket to Washington, D.C., a trip McGrath says has the call sign is "Special Air Mission 41". He will be buried next to wife, Barbara, and their daughter, Robin, who died in 1953.