Casey Tylek, a U.S. Army veteran, carries equipment for skydiving in Orange, Mass. on July 13, 2024. (AP Photo/Shelby Lum)
In this photo provided by the Heroic Hearts Project, a memorial paying tribute to the estimated 150,000 veterans who have lost their lives to suicide over the past 20 years is displayed near the U.S. Capitol in Washington on July 10, 2024. (Michael Schoen/Heroic Hearts Project via AP)
This photo provided by Casey Tylek shows him serving in the U.S. Army in Fort Carson Colo., in 2010. (Casey Tylek via AP)
Casey Tylek, a U.S. Army veteran, sits with his dog, Cider, at his home in Leominster, Mass., on July 13, 2024. (AP Photo/Shelby Lum)
Casey Tylek, a U.S. Army veteran, stands for a portrait at his home in Leominster, Mass., on July 13, 2024. Tylek credits MDMA-assisted therapy with resolving anger, anxiety and trauma stemming from a rocket attack in in Iraq. (AP Photo/Shelby Lum)
This photo provided by Casey Tylek shows him serving in the U.S. Army in Iraq in 2007. (Casey Tylek via AP)
In this photo provided by the Heroic Hearts Project, Jesse Gould adds 22 dog tags signifying the number of veterans estimated to die by suicide in one day, at a memorial paying tribute to the estimated 150,000 veterans who have lost their lives to suicide over the past 20 years, displayed near the U.S. Capitol in Washington on July 10, 2024. (Michael Schoen/Heroic Hearts Project via AP)