McCain's opposition dealt the bill's chances a significant blow.
The White House is trying to preserve GOP votes on tax reform, according senior administration officials and others.
President Donald Trump said Friday that North Korean leader Kim Jong Un "will be tested like never before."
The third round of renegotiations of the North American Free Trade Agreement is set to kick off Friday.
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An estimated 71.6 million people watched the final debate between White House contenders Hillary Clinton and Donald Trump on TV on Wednesday.
Clinton and Trump agree on this issue, but they're both wrong about how to fix the problem, says Pinar Çebi Wilber.
There isn't a "chorus" behind Donald Trump's debate performance, experts told CNBC.