A former aide to ex-first lady Jill Biden invoked his Fifth Amendment privilege during testimony before the House Oversight Committee on Wednesday, raising red flags for some amid a probe pertaining to concerns over former President Joe Biden 's health.

The House Oversight Committee released footage of former Biden aide Anthony Bernal repeatedly invoking the Fifth Amendment during his deposition Wednesday morning. Bernal, who was appearing before the House Oversight Committee as a witness in its investigation into the Biden administration’s use of the autopen,

Anthony Bernal, former senior advisor to First Lady Jill Biden, subpoenaed by House Oversight Committee after refusing to appear for voluntary interview.

Anthony Bernal, Jill Biden's former chief of staff, declined to answer questions during a closed-door deposition with House Oversight.