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.

Annie Tomasini, a longtime former aide and deputy chief of staff to former President Joe Biden, on Friday became the third ex-Biden associate to plead the Fifth Amendment before the House Oversight Committee amid an ongoing probe into concerns about the former president's health.