"In Lindsey Graham's comments early Saturday morning, in which he said it was his job as a senator get to the bottom of the allegations, there was an implication of "OK, Mr. President, how much rope do you want?""
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Heard the same news report.  Exactly what it sounded like to me, too.
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Lindsey Graham,  Marco Rubio, John McCain, even Senator Cruz, plenty of others, too, ...  not much love there for Donald Trump.  Lots of people waiting for him to get his comeuppance.
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And there are a fair number of Republicans who would much prefer Mike Pence in the Oval Office.