Nevada transgender suspect with massive weapons cache accused of Las Vegas terrorism-related threats

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 vehicl