The two men who carried out apparent terror attacks on New Year's Day killing 15 people by plowing a pickup truck into a crowd of New Year's revelers in New Orleans, and detonating a Tesla Cybertruck outside a Trump hotel in Las Vegas " both had U.S. military backgrounds, according to the Pentagon. From 1990 to 2010, about seven persons per year with U.S. military backgrounds committed extremist crimes. Since 2011, that number has jumped to almost 45 per year. Military service is also the single strongest individual predictor of becoming a "mass casualty offender," far outpacing mental health issues, according to a ... study of extremist mass casualty violence. From 1990 through 2023, 730 individuals with U.S. military backgrounds committed criminal acts that were motivated by their political, economic, social, or religious goals. From 1990 to 2022, successful violent plots that included perpetrators with a connection to the U.S. military resulted in 314 deaths and 1,978 injuries " a significant number of which came from the 1995 bombing of the Murrah Federal Building in Oklahoma City. [Matthew] Livelsberger's weaponized Tesla Cybertruck was rented from Turo, the vehicle-sharing service that was also used in the New Orleans attack. [Shamsud-Din] Jabbar reportedly used the Turo app. Both Livelsberger and Jabbar spent time at the military base formerly known as Fort Bragg and now called Fort Liberty, a massive Army garrison in North Carolina.