A key ally of Donald Trump has decried alleged efforts by senior officials to depose the president as a “bureaucratic coup” and pledged to hold a congressional investigation. Republican senator Lindsey Graham said it was “stunning” the former acting director of the FBI, Andrew McCabe, had admitted in a TV interview he had discussed invoking the 25th Amendment – which allows the cabinet to remove a president from office – with the deputy attorney general Rod Rosenstein. “I know Rosenstein vehemently denied it but we’re going to get to the bottom of it.
