Overview

• Authorities identified the man who died as 59-year-old Robert Steven DeCesare.
• Police arrested 23-year-old Hunter Nadeau at the scene and charged him with second-degree murder, with additional counts expected.
• Two other adults were shot and wounded, and several more people were injured during the chaos, with exact totals not yet released.
• Investigators say surveillance confirms a single shooter and report no current public threat, and they have not determined a motive.
• A reunification site was set up at the Sheraton Nashua, and nearby Dunstable, Massachusetts, briefly issued a precautionary shelter-in-place order.