Ms. Willis, the district attorney overseeing the Georgia prosecution of Donald J. Trump, searingly refuted allegations that she had a disqualifying conflict of interest.
Defense lawyers argue that the romantic relationship between top prosecutors in the Trump election interference case in Georgia merits disqualification.
Accusations involving her relationship with the lead prosecutor she hired are seen as unlikely to derail the case but could cause serious distractions.
Nathan Wade met with White House staff members in 2022, when he was seeking witnesses for the investigation into whether Donald J. Trump interfered in the 2020 election in Georgia.