Former President George H.W. Bush was "responding and recovering" to treatment at a Houston hospital on Tuesday for an infection that had spread to his blood, according to a family spokesman.
President Donald Trump wished the 93-year-old former president a "very speedy recovery" as he welcomed French leader Emmanuel Macron to the White House.
Tuesday a family spokesperson says the President has since stabilized and is awake, alert and talking.
Bush has been hospitalized since Sunday, a day after attending the funeral of his wife, Barbara.
Another photo gives a close-up view of George H.W. Bush's socks with blue, red and yellow books on them in honor of his late wife, who was known for her work promoting literacy. The 41st president greeted and shook hands with numerous attendees at the invitation-only funeral attended by four former presidents, including himself and his son George W. Bush.More news: National Recap: Colorado teachers plan walkout
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Both Bushes had been hospitalized off and on over the past couple years.
Bush, the oldest-living former president - and longest-lived president in US history - has vascular parkinsonism, a form of Parkinson's disease.
He was elected president in 1988, but served only one term, defeated by Democrat Clinton in 1992.
In February 2011, Obama awarded Bush the highest United States civilian honor, the Medal of Freedom.