Photo gallery: Virginia shooting

FBI investigators take measurements around the home of James Hodgkinson on June 14, 2017 in Belleville, Ill.

St. Clair County Sheriff Richard Watson talks with reporters at the home of James Hodgkinson on June 14, 2017 in Belleville, Ill.

Police tape marks the boundary between Frank Scott Parkway and the crime scene where law enforcement are investigating near the home of James Hodgkinson on June 14, 2017 in Belleville, Ill.

Members of an FBI Evidence Response Team investigate the crime scene at the Eugene Simpson Stadium Park in Alexandria, Va., on June 14, 2017, where Rep. Steve Scalise and at least four others were shot at a congressional baseball game practice session.

Rep. Roger Williams, R-Texas, who was wounded in a shooting at a congressional baseball practice in Alexandria, Va., arrives on crutches for a news conference on Capitol Hill in Washington on June 14, 2017.

FBI and other law enforcement personnel inspect the suspect’s vehicle at the crime scene after a shooting during a practice of the Republican congressional baseball team at Eugene Simpson Statium Park on June 14, 2017 in Alexandria, Va.

FBI Evidence Response Team members mark evidence at the scene of a multiple shooting in Alexandria, Va., on June 14, 2017, involving House Majority Whip Steve Scalise of Louisiana and others during a congressional baseball practice.

Law enforcement personnel investigate outside the home of James Hodgkinson on June 14, 2017, in Belleville, Ill. Officials said Hodgkinson has been identified as the man who opened fire on Republican lawmakers at a congressional baseball practice in Alexandria, Va.

Law enforcement personnel investigate outside the home of James Hodgkinson on June 14, 2017, in Belleville, Ill.

Capitol Police leave the emergency entrance at MedStar Washington Hospital Center in Washington on June 14, 2017, where House Majority Whip Steve Scalise of Louisiana was taken after being shot in Alexandria, Va., during a congressional baseball practice.

Capitol Police Officer Nathan Rainey stands guard on Capitol Hill in Washington on June 14, 2017, after House Majority Whip Steve Scalise was shot during a congressional baseball practice in Alexandria, Va.

Crime scene investigators search for evidence at the scene of a multiple shooting in Alexandria, Va., on June 14, 2017, where House Majority Whip Steve Scalise and others were shot during a congressional baseball practice.

A member of the U.S. Capitol Police observes a broken window on a vehicle at the scene of a shooting at Eugene Simpson Stadium Park on June 14, 2017, in Alexandria, Va. House Majority Whip Steve Scalise was among those wounded in the attack.

Police secure the site of a morning shooting at Eugene Simpson Stadium Park on June 14, 2017, in Alexandria, Va. House Majority Whip Steve Scalise was among those wounded.

Investigators and emergency personnel gather near Eugene Simpson Field, the site where a gunman opened fire June 14, 2017, in Alexandria, Va.

House Majority Whip Steve Scalise, R-La., speaks during a news conference Feb. 12, 2015, in Washington. Scalise and several others were shot June 14, 2017, at a congressional baseball game practice session.

Rep. Rodney Davis, R-Ill., speaks to the media after being dropped off on Capitol Hill after a shooting at a congressional baseball practice June 14, 2017. Davis was on the field and heard the first pop of gunfire.

Arizona Sen. Jeff Flake, R-Ariz., right, hugs Rep. Chuck Fleischmann, R-Tenn., following a shooting in Alexandria, Va., on June 14, 2017.

Rep. Mo Brooks, R-Ala., meets with reporters in Alexandria, Va., on June 14, 2017, after House Majority Whip Steve Scalise of Louisiana was shot by a rifle-wielding gunman at a congressional baseball practice just outside of Washington.

A police officer stands watch behind police tape near strewn baseballs on a field in Alexandria, Va., on June 14, 2017, after a multiple shooting involving House Majority Whip Steve Scalise.

A black SUV with a hole in its windshield is seen outside the Eugene Simpson Stadium Park where a shooting occurred June 14, 2017, in Alexandria, Va. House Majority Whip Steve Scalise was among those wounded.

U.S. Rep. Roger Williams, R-Texas, is wheeled away by emergency medical service personnel from the Eugene Simpson Stadium Park on June 14, 2017, in Alexandria, Va.

Sen. Jeff Flake, R-Ariz., at the scene of a shooting at a baseball field in Alexandria, Va., on June 14, 2017, during a congressional baseball practice where House Majority Whip Steve Scalise was shot.

A person is treated by emergency workers as members of the Republican congressional baseball team look on following a shooting in Alexandria, Va., on June 14, 2017.

A member of the Alexandria police and his canine patrol near the site of a morning shooting at Eugene Simpson Stadium Park in Alexandria, Va., on June 14, 2017.

Rep. Chuck Fleischmann, R-Tenn., leaves the site of a morning shooting at Eugene Simpson Stadium Park June 14, 2017, in Alexandria, Va.

Investigators and men dressed in baseball gear gather at Eugene Simpson Field in Alexandria, Va., the site where a gunman opened fire on June 14, 2017.

First responders on the scene following a shooting in Alexandria, Va., on June 14 2017.

Rep. Brad Wenstrup, R-Ohio, left, looks on as Rep. Roger Williams, R-Texas, receives medical attention from first responders on the scene following a shooting in Alexandria, Va., on June 14, 2017.

Police and emergency personnel are seen near the scene where House Majority Whip Steve Scalise was shot during a congressional baseball practice in Alexandria, Va., on June 14, 2017.

First responders on the scene following a shooting in Alexandria, Va., on June 14, 2017.

First responders on the scene following a shooting in Alexandria, Va., on June 14, 2017.