The investigation was delayed after a judge blocked the district attorney in Fulton County, Ga., from conducting it. To date, nobody has been tapped to take over.
The prosecutor, Fani Willis, responded dismissively to a motion filed by Donald Trump’s lawyers that accused her of bias and sought to have her disqualified.
Eighteen months into a criminal investigation of election interference by Donald J. Trump and his allies, a Georgia prosecutor is beginning to show the broad contours of her inquiry.
After Rudolph W. Giuliani failed to show for a hearing in Manhattan, a Georgia judge ordered him to testify as part of an investigation into election interference in the state.