Preliminary research by the ADL Center on Extremism appears to show Mauricio Garcia, the suspect in the Allen, Texas, mass shooting, was obsessed with violence and subscribed to a range of extremist ideologies, including antisemitism, violent misogyny and white supremacy.
An initial assessment of a massive social media trove, which ADL researchers can link to Garcia with a high degree of confidence, reveals a preoccupation with violence that manifests in a wide range of hate, including…