Overview

• Investigators have executed search warrants at Tamura’s Las Vegas apartment and secured evidence from his Horseshoe casino locker.
• Law enforcement has interrogated the supplier of the lower receiver for the AR-15 used in the July 28 shooting at 345 Park Avenue.
• Officials traced the rifle’s purchase to a supervisor at Horseshoe Las Vegas who legally bought and sold the weapon to Tamura for $1,400.
• Detectives are interviewing Tamura’s family members and preparing to examine his electronic devices to establish his planning and motive.
• The NFL and city leaders have expressed condolences and renewed calls for stricter gun-control laws and improved protocols to address sports-related brain injuries.