A profile of people responsible for 28 mass attacks last year — including the Las Vegas shooting — found that most were motivated by grievances, a majority had mental health symptoms and all were men, according to a U.S. Secret Service report released Thursday.
Lake Havasu City police say 38-year-old William Timothy Nunno was arrested in Las Vegas on a felony warrant on Friday. He is being held on suspicion of first-degree murder and three counts of aggravated assault in connection with the fatal shooting of 30-year-old Cindy Trumbull at her Las Havasu City home in August 2004.
An Arizona man who provided ammunition to the gunman in the deadliest mass shooting in modern U.S. history was barred Monday from possessing gun powder as part of his release from custody.
