April 8, 2016 6:40 pm D.C. Police Union Elects First Openly Gay Chairman News4’s Mark Segraves sits down with Matthew Mahl, the first openly gay person to be elected to serve as chairman for the District’s police union. Local 1:24 70-year-old man dies after hit-and-run 2:08 Defendant changes plea to guilty after hearing shooting victim's testimony in court 25:59 Former DC official referred for criminal investigation: The News4 Rundown 2:21 Montgomery County introduces new police chief 3:03 Suspect arrested in fatal shooting at car meetup