Family members and others look at a monument honoring the 15 Marines and one Navy corpsman who died in a July 10, 2017, U.S. military plane crash near Itta Bena, Miss., during an unveiling ceremony for the monument on July 14, 2018. Federal prosecutors said Wednesday, July 3, 2024, that a former engineer at a U.S. military air logistics center has been charged with making false statements and obstructing justice during the criminal investigation into the crash of the plane that had the call sign "Yanky 72." (AP Photo/Rogelio V. Solis, File)