Allison Howlett, a biological male who identifies as a woman, has been arrested after allegedly planning a mass shooting Police discovered a large stockpile of weapons at his home. He is being held on a $500,000 bond.
Police say they thwarted what could have been a devastating mass casualty attack after arresting a transgender Nevada suspect accused of plotting a shooting on the Las Vegas Strip and uncovering an arsenal that included machine guns, grenade launchers and more than 50 firearms.
Allison Howlett, 36, who police identify in the arrest report as transgender, was arrested June 27 after Henderson police received a frantic 911 call from the suspect’s spouse reporting a domestic dispute, a stolen vehicle loaded with guns and threats of both “suicide by cop” and a mass shooting.
Using vehicle tracking technology, Henderson police traced the stolen SUV to a parking garage at Sunset Station casino, where officers boxed in the vehicle after finding Howlett inside with loud music blaring and refusing repeated commands to surrender.