Friendly fire led to officer 's shooting during Boston manhunt . Students wear white ribbons at Hofstra 's graduation . Hide Caption New York home invasion suspect killed in shootout was Dalton Smith , 30 . He was on parole for first-degree robbery , Nassau County police say .
Students wear white ribbons at Hofstra 's graduation . Hide Caption New York home invasion suspect killed in shootout was Dalton Smith , 30 . He was on parole for first-degree robbery , Nassau County police say .