A man shot and killed by Gwinnett officers on Tuesday night in Buford was identified Wednesday as Jose Antonio Hernandez-Gonzalez, 20, of Buford. Cpl. Jake Smith, Gwinnett County Police Department public information officer, said Hernandez-Gonzalez pointed a gun at the officers before three of them fired, killing him. Hernandez-Gonzalez was part of a group reported to be smoking marijuana at 92 N. Alexander St., Smith said.