The man who shot up a mall in Indiana, killing 3, seemingly posted a warning and nazi image to 4chan prior to the act. @misstessowen and I worked to confirm this and were able to do so from a photo of the shooters body being leaked online.
— Mack Lamoureux (@MackLamoureux) July 20, 2022
Our story: https://t.co/164BZAlov7