David Hale, the State Department’s No. 3 official, testified in a Nov. 6 closed-door deposition that no one in the Trump administration or any "government channel" ever mentioned former Vice President Joe Biden or his son Hunter as a reason for withholding aid from Ukraine, according to a transcript of his remarks released late Monday by House Democrats in their impeachment inquiry.
https://docs.house.gov/meetings/IG/IG00/CPRT-116-IG00-D018-U1.pdf