Rudy Giuliani Rudy GiulianiGrand jury adds additional counts against Giuliani associates Lev Parnas and and Igor Fruman Juan Williams: Breaking down the debates Giuliani criticizes NYC leadership: 'They're killing this city' MORE, president Trump’s personal attorney and the former mayor of New York City, is producing a documentary on Hunter Biden, according to Yahoo News.

Giuliani has reportedly begun conducting interviews for the documentary and approaching investors.

The report of the documentary comes less than a week after the Senate voted to acquit Trump on impeachment charges, though Giuliani reportedly began his efforts last month.

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Giuliani did not immediately respond to a request for comment from The Hill.

Last week, Giuliani said in an NPR interview that the administration should continue investigating former Vice President Joe Biden Joe BidenCast of 'Parks and Rec' reunite for virtual town hall to address Wisconsin voters Biden says Trump should step down over coronavirus response Biden tells CNN town hall that he has benefited from white privilege MORE and his son Hunter Biden after the Senate impeachment trial concluded.

Trump alleges that the former vice president used his office during the Obama administration to remove Viktor Shokin, a top Ukrainian prosecutor at the time, to try to help his son. Biden did seek Shokin's removal, but he was reflecting a position held by the Obama administration, as well as allies in Western Europe.

Trump's efforts to get Ukraine to investigate Biden were at the center of the impeachment case against him.

Giuliani, who is not a U.S. official or officeholder, has been a key player in Trump's dealings with Ukraine.

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Lev Parnas, an associate of Giuliani's who has been indicted, provided materials to the House Intelligence Committee tying Giuliani to Ukrainian President Volodymyr Zelensky.

He also provided a video of Trump allegedly dismissing ousted U.S. Ambassador to Ukraine Marie Yovanovitch Marie YovanovitchGrand jury adds additional counts against Giuliani associates Lev Parnas and and Igor Fruman Strzok: Trump behaving like an authoritarian Powell backs Biden at convention as Democrats rip Trump on security MORE after Parnas suggested that she supported Trump's impeachment.

Sen. Lindsey Graham Lindsey Olin GrahamThe Hill's Campaign Report: Arizona shifts towards Biden | Biden prepares for drive-in town hall | New Biden ad targets Latino voters Senate Democrats' campaign arm announces seven-figure investment to boost Graham challenger Graham: Comey to testify about FBI's Russia probe, Mueller declined invitation MORE (R-S.C.), chairman of the Senate Judiciary Committee, said Sunday on CBS’s “Face The Nation” that “if Rudy Giuliani has any information coming out of the Ukraine, he needs to turn it over to the Department of Justice, because it could be Russian propaganda.”

Graham suggested Attorney General William Barr Bill BarrBiden rips Barr's comments on coronavirus restrictions as 'sick' OVERNIGHT ENERGY: Cheney asks DOJ to probe environmental groups | Kudlow: 'No sector worse hurt than energy' during pandemic | Trump pledges 'no politics' in Pebble Mine review Cheney asks DOJ to probe environmental groups MORE would create an avenue for Giuliani to provide that information and the Justice Department would verify it.