Following the crash of United Airlines Flight 93 on September 11, 2001, in Shanksville, Pennsylvania, the recovery process was exceptionally difficult due to the high-speed impact. Forensic teams, led by the Somerset County Coroner, worked for months to identify remains using DNA, dental records, and fingerprints. By 2002, the identified remains of all 40 passengers and crew members were returned to their families for private burials. The remains of the four hijackers were also identified but were kept separate and held by the FBI. In September 2011, on the tenth anniversary, the remaining unidentified fragments of the victims were interred in three caskets at a private ceremony within the Sacred Ground area of the Flight 93 National Memorial. This specific area is restricted to family members only, serving as a final resting place. In 2026, the site remains a solemn protected zone where the 40 heroes are perpetually honored, with the crash site itself functioning as a communal cemetery for those whose remains could not be individually recovered.