President Donald Trump’s senior aides have further restricted the number of administration officials allowed to listen to the President’s phone calls with foreign leaders since his July 25 call with Ukraine’s President was revealed and became the centerpiece of the impeachment inquiry, according to multiple White House sources in a new CNN report.
"Nobody is allowed on the calls," an official said, describing the new effort to limit those with access to the calls to only Trump's senior-most aides, barring some senior and mid-level career staff from listening in. "The barn door officially closed after the horse escaped"
— CNN Politics (@CNNPolitics) December 13, 2019