- Maine Gunman Disclosed He Had Mental Health Issues, Gun Shop Owner SaysThe New York Times
- Police were alerted just last month about a Maine shooter’s threats. ‘We couldn’t locate him.’6abc Philadelphia
- Alleged Maine gunman tried to buy a silencer months before Lewiston shootingsABC News
- Former Maine Recycle Corporation manager says he told FBI where gunman was foundNewsCenterMaine.com WCSH-WLBZ
- Maine Sheriff Says He Sent Statewide Alert About Gunman Last MonthThe New York Times