Actors Gary Sinise and Joe Mantegna co-host the 2011 National Memorial Day Concert at the U.S. Capitol in Washington, D.C., May 29, 2011.

Co-executive producer of 'Brothers at War' Gary Sinise participates in a question and answer session following the premiere of the movie Feb. 20 at the National Press Club. Jake Rademacher said he made the documentary to 'Bring the American people to the frontlines of the war in Iraq.'

U.S. Air Force Col. Michael J. Jewell, 501st Combat Support Wing commander, and Mrs. Kristi Jewell pose for a photo with Gary Sinise during a Lt. Dan Band meet and greet at RAF Fairford, England, May 2, 2026. The event, supported by the Gary Sinise Foundation, brought live entertainment to the installation and strengthened community engagement. (U.S. Air Force photo by Senior Airman Adam Enbal)

HICKAM AFB - CSI television show star and Blue Island, Ill. native Gary Sinise visits Hickam Air Force Base, Hawaii on their Wingman's day on Jan. 30, 2009. Sinise and his "Lt. Dan Band" perform at Marine Corps Base Hawaii (MCBH) Kaneohe Bay on Jan 30, 2009 and Hickam AFB on Jan. 31. (U.S. Air Force photo/Tech Sgt. Cohen A. Young)

Film and TV actor Gary Sinise was given a tour of the 31st Test and Evaluation Squadron Feb. 11 before performing a free concert for the Edwards community Feb. 11. Sinise received a planeside briefing from three test pilots who talked about the F-35 Lightning II, which is a fifth-generation fighter aircraft being tested at Edwards. (U.S. Air Force photo by Kenji Thuloweit)

Gary Sinise - cropped photo with transparent background from File:Gary Sinise receives Sylvanus Thayer Award medal at United States Military Academy - October 22 2015.jpg

200205-N-XL056-1100 SIMI VALLEY, Calif. (Feb. 5, 2020) Actor Gary Sinise, also known as "Lt. Dan," receives the Congressional Medal of Honor Society's Patriot Award -- for a lifetime of work helping service members and veterans -- at the Ronald Reagan Presidential Library in Simi Valley, California, USA. Sinise has dedicated nearly 40 years to humanitarian work for service members, veterans, first responders, and their families. (U.S. Navy photo by Mass Communication Specialist 3rd Class Leon Wong/Released)

Actor, musician and philanthropist Gary Sinise plays during a concert at Fort Novosel's Spring Fest.

Gary Sinise and Maj. Gen. Anthony G. Crutchfield, U.S. Army Aviation Center of Excellence and Fort Rucker commanding general, pose for a quick photo from inside a Blackhawk helicopter just before flying to Allen Stagefield. (Photo by Angela Williams)

Maj. Gen. Anthony G. Crutchfield, U.S. Army Aviation Center of Excellence and Fort Rucker commanding general, talks with Gary Sinise while leaving Allen Stagefield. (Photo by Angela Williams)