Former top Biden aide Annie Tomasini is the latest ex-White House official to appear in the House Oversight Committee's probe. She pleaded the Fifth on Friday.

Annie Tomasini became the third Biden administration official to plead the Fifth Amendment in a House panel's investigation into the former president's mental fitness.

A third witness in a little over a week has invoked the Fifth Amendment right in a House investigation into former President Joe Biden’s mental and physical health during his time in the White House.