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FBI supervisory special agent dies from cancer due to service during 9/11 attacks

FBI Supervisory Special Agent Dennis Wagner responded to the Flight 93 crash; he served in the FBI for 20 years and was an Iraq War veteran

Supervisory Special Agent Dennis M. Wagner, Jr.

Supervisory Special Agent Dennis M. Wagner, Jr.

Officer Down Memorial Page

SHANKSVILLE, Pa. — An FBI supervisor has died as a result of cancer that he developed following his service following the September 11, 2001 terror attacks, according to the Officer Down Memorial Page.

FBI Supervisory Special Agent Dennis Wagner, 60, responded to the Flight 93 crash in Shanksville, Pa.

Wagner served in the Iraq War during his time in the U.S. Army reserves and served in the FBI for 20 years.

He is survived by his wife and children, according to the page.

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Joanna Putman is an Associate Editor and newswriter at Police1, where she has been covering law enforcement topics since August 2023. Based in Orlando, Florida, she holds a journalism degree from the University of Florida and spent two years working in nonprofit local newsrooms, gaining experience in community-focused reporting. Married to a law enforcement officer, she works hard to highlight the challenges and triumphs of those who serve and protect. Have a news tip? Email her at news@lexipol.com