Brig. Gen. Troy Armstrong from the Nevada Army National Guard speaks as he asks for the public’s help during a news conference outside of the Metropolitan Police Department headquarters as Las Vegas police Lt. Ray Spencer, right, looks on Thursday, Jan. 20, 2022, in Las Vegas. Graciela Gomez, 22, was killed at a house party Halloween morning in the 200 block of Beesley Drive. (Bizuayehu Tesfaye/Las Vegas Review-Journal) @bizutesfaye