The president's son made a surprise appearance at one hearing.
The House Oversight Committee will vote on whether to hold Hunter Biden in contempt over his refusal to sit for a closed-door deposition with lawmakers.
GOP-led committees approve contempt resolution against Hunter
House committees approve resolution to hold Hunter Biden in
President's brother James Biden appears for GOP interview in
Hunter Biden business associate tells Oversight Committee
Hunter Biden Appears on Capitol Hill as House G.O.P. Votes for
House committees approve resolution to hold Hunter Biden in
Hunter Biden caves and AGREES to testify in Congress if
Hunter Biden: House Republicans back contempt of Congress charges
House committees approve resolution to hold Hunter Biden in
Hunter Biden will appear for closed-door deposition February 28 as
GOP sets date for Hunter Biden deposition: reports
Hunter Biden: House Republicans back contempt of Congress charges
Hunter Biden makes surprise visit to Capitol Hill as GOP takes a
Hunter Biden, Facing Contempt Referral, Says House Subpoenas