And this summer, the hashtag #25thAmendment began trending on Twitter.
That's why Lofgren is calling for Mike Pence and other Cabinet members to "quickly secure ... medical and psychiatric professionals" to evaluate Trump's mental health and any possible impairments.
"If it was a physical ailment, you would be getting the advice of doctors," Lofgren told Mercury News. "The same thing should be true to take a look at his stability here."
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