Exclusive | In-N-Out gunman Chad Williams railed against crime in chilling posts before Idaho mass shooting
The In-N-Out gunman who killed two people and wounded seven others during a rifle-wielding mass shooting in Idaho was a college dropout who previously railed against crime in chilling X posts, The Post can exclusively reveal.Years before Chad Williams, 24, showed up at the new Twin Falls fast food joint, he expressed horror at the randomness of an armed carjacking in his hometown of Waddell, Arizona. “Last month a man pointed an AK-47 at the door of a house only streets away from my childhood home,” he wrote in the Nov.14, 2024 post. “He would have killed you or me for walking out of our front door at the wrong time over a truck he would sell for just $8,000.” Williams, whose X bio said that he was a “former foster care youth” and that he participated in Boys State — a leadership program for top students — in 2019, stopped posting in July 2025.
He mostly commented on news of the day, and often wrote about crime and immigration — supporting tougher enforcement.Williams expressed concern about random violence in New York City, and blamed Manhattan District Attorney Alvin Bragg.“Bragg downgraded 60% of felony cases last year, including violent crimes…New Yorkers don’t feel safe in their own city,” reads a message he re-shared on X in November 2024. “Meanwhile, in Trump’s case, he elevated 34 charges to felonies…It’s time for DAs that prioritize public safety over politics,” it said.
Williams also posted about protecting the First and Second Amendments.“Thank you to [Florida Rep.Anna Paulina Luna] for cosponsoring HR 9534, the National Constitutional Carry Act.
No one should have to beg the government to exercise a constitutionally protected right anywhere in the country,” read another post he re-shared. “Free Speech is the bedrock of Democracy and must be protected at all costs,” another said. Chillingly, Williams wrote about using guns to commit crimes during an argument over gun laws with other X users.“Many crim...