A former federal prosecutor and Justice Department official said acting Attorney General Matthew Whitaker's comments that the federal probe into election interference was almost wrapped up were "amateur" on "Rising" Wednesday.

"[It's] sort of an amateur move on his part. He probably shouldn't have gone there," Elliot Williams, a former Justice official in the Obama administration, told Hill.TV's Buck Sexton and Krystal Ball on "Rising."

"I have personally lived through an unfortunate circumstance of senior members of the Justice Department saying stuff they shouldn't have, and this was just another example of it," he continued.

Whitaker told reporters at a press conference on Monday that special counsel Robert Mueller Robert (Bob) MuellerCNN's Toobin warns McCabe is in 'perilous condition' with emboldened Trump CNN anchor rips Trump over Stone while evoking Clinton-Lynch tarmac meeting The Hill's 12:30 Report: New Hampshire fallout MORE's probe into Russian election interference is “close to being completed.”

“I hope that we can get the report from Director Mueller as soon as possible,” he said.

Stone on Tuesday plead not guilty to the charges.

— Julia Manchester