Aaron Zelinsky, (on screen top center), a career Justice Department prosecutor who was part of special counsel Robert Mueller's team and worked on the case against Roger Stone, testifies remotely before the House Judiciary Committee during a hearing on oversight of the Justice Department and a probe into the politicization of the department under Attorney General William Barr, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

Donald Ayer, Adjunct Professor Georgetown University Law Center and Former Deputy Attorney General, speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Donald Ayer, Adjunct Professor Georgetown University Law Center and Former Deputy Attorney General, speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

House Judiciary Committee Ranking Member Jim Jordan (R-OH) stands up to leave at the end of a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Debbie Mucarsel-Powell (D-FL) and House Judiciary Committee Ranking Member Jim Jordan (R-OH) speak during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Veronica Escobar (D-TX) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

John W. Elias, Trial Attorney, Antitrust Division, U.S. Department of Justice, speaks with members of his staff during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

A sign advising members and staffers to wear face masks is pictured outside the room where a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, is held, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Aaron S.J. Zelinsky, Assistant U.S. Attorney, U.S. Attorney's Office for the District of Maryland, U.S. Department of Justice, speaks remotely during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

The U.S. House Judiciary Committee holds a hearing about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

The U.S. House Judiciary Committee holds a hearing about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

House staffers switch the signs behind Rep. Matt Gaetz (R-FL) during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

House staffers switch the signs behind Rep. Matt Gaetz (R-FL) during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

House staffers switch the signs behind Rep. Matt Gaetz (R-FL) during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

House Judiciary Committee Chairman Jerrold Nadler (D-NY) listens during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

House Judiciary Committee Chairman Jerrold Nadler (D-NY) listens during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

The U.S. House Judiciary Committee holds a hearing about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

The U.S. House Judiciary Committee holds a hearing about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Representatives Sylvia Garcia (D-TX) and Madeleine Dean (D-PA) look at their notes during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Representatives Sylvia Garcia (D-TX) and Madeleine Dean (D-PA) look at their notes during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Val Demings (D-FL) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Val Demings (D-FL) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Guy Reschenthaler (R-PA) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Guy Reschenthaler (R-PA) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Eric Swalwell (D-CA) listens during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Matt Gaetz (R-FL) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Hakeem Jeffries (D-NY) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Hakeem Jeffries (D-NY) and Rep. Eric Swalwell (D-CA) listen during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

House Judiciary Committee Ranking Member Jim Jordan (R-OH) speaks with Rep. Matt Gaetz (R-FL) during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Matt Gaetz (R-FL) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Louie Gohmert, R-Texas, speaks during a U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

Rep. Louie Gohmert, R-Texas, speaks during a U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

Aaron Zelinsky, on screen, a career Justice Department prosecutor who was part of special counsel Robert Mueller's team and worked on the case against Roger Stone, testifies remotely before the U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

Rep. Doug Collins, R-Ga., tries to make a point of order in a U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

Rep. Matt Gaetz (R-FL) listens during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Mike Johnson, R-La., tries to make a point of order in a U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

Rep. Jim Jordan, R-Ohio, left, talks with Rep. Matt Gaetz, R-Fla., before the start of a U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

The U.S. House Judiciary Committee holds a hearing about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Zoe Lofgren (D-CA), speaks remotely during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

The U.S. House Judiciary Committee holds a hearing about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Louie Gohmert (R-TX) sits during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. David Cicilline, D-R.I., wipes down his desk before the start of a U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

Rep. Louie Gohmert (R-TX) speaks with Steve Castor, staff attorney for the Republicans, during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Jim Jordan, R-Ohio, speaks during a U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

Rep. Doug Collins (R-GA) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Doug Collins (R-GA) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Andy Biggs (R-AZ) speaks with Rep. Ken Buck (R-CO) during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Michael B. Mukasey, Former Attorney General, U.S. Department of Justice, speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Former Deputy Attorney General Donald Ayer testifies before the U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

John W. Elias, Trial Attorney, Antitrust Division, U.S. Department of Justice, listens as Donald Ayer, Adjunct Professor Georgetown University Law Center and Former Deputy Attorney, speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

John Elias, a career official in the Justice Department's antitrust division, testifies before the U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

John Elias, a career official in the Justice Department's antitrust division, is sworn in before the U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

John Elias, a career official in the Justice Department's antitrust division, testifies before the U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

House Judiciary Committee Chairman Jerrold Nadler (D-NY) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Jim Jordan, R-Ohio, attends a U.S.House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S., June 24, 2020. Susan Walsh/Pool via REUTERS 

Aaron S.J. Zelinsky, Assistant U.S. Attorney, U.S. Attorney's Office for the District of Maryland, U.S. Department of Justice, speaks remotely during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Aaron S.J. Zelinsky, Assistant U.S. Attorney, U.S. Attorney's Office for the District of Maryland, U.S. Department of Justice, speaks remotely during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Donald Ayer, Adjunct Professor Georgetown University Law Center and Former Deputy Attorney General listens during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Louie Gohmert (R-TX) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS 

Rep. Louie Gohmert (R-TX) speaks during a hearing of the U.S. House Judiciary Committee about political influence on law enforcement activity, including one who worked on Special Counsel Robert Mueller's Russia probe, in Washington, U.S. June 24, 2020. Anna Moneymaker/Pool via REUTERS