Bond markets are also to close Wednesday. An invitation-only funeral service, which the Trumps will attend, is set for Wednesday at Washington National Cathedral. Even before he arrived at his new home with Bush, Sully had his own Instagram page.
US-POLITICS-BUSHSully, 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. She poses with three members of the residence staff in the second photo.
Retired Sen. Bob Dole, of Kansas, who was once Bush's rival for the presidency also paid his respects.
In the midst of the period of mourning, first lady Melania Trump gave Laura Bush, one of her predecessors, a tour of holiday decorations at the White House, and the Trumps planned to visit the Bush family at the Blair House presidential guesthouse. The Bushes are staying there. They mingled for about 10 minutes, at one point George W. Bush held up a baby. He and Trump shook hands.
11 a.m. ET - Funeral service at St. Martin's Episcopal Church in Houston.More news: Cameroon Lose AFCON 2019 Hosting Rights Over Poor Preparation
House Speaker Paul Ryan and Senate leader Mitch McConnell, both Republicans, also spoke. A WWII combat veteran, Bush served as a member of Congress from Texas, ambassador to the United Nations, director of the Central Intelligence Agency, vice president and 41st president of the United States. Bush will lie in state there for public visitation through Wednesday. He will be buried alongside Barbara Bush, his wife of 73 years who died in April.
After the death of the former president, current President Donald Trump declared Wednesday a National Day of Mourning. Many banks and other businesses also will shut down, and government buildings are flying flags at half-staff until December 30.
Trump then saluted Bush, a gesture belying the history of antipathy between the Republican president and the Bush family.
One of Bush's major achievements was assembling the worldwide military coalition that liberated the tiny, oil-rich nation of Kuwait from invading neighbor Iraq in 1991.