Trump is scheduled to attend a state funeral service Wednesday at Washington National Cathedral.
"George H.W. Bush was a man of the highest character and the best dad a son or daughter could ask for."
On the day of his 23rd mission over Vietnam, his A-4 Skyhawk was hit as he flew across Hanoi's skies.
Bush, 93, was admitted to intensive care on April 22, a day after his wife who died at 73 years, was laid to rest.
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