On June 26 at 1:55 a.m., Charles County Sheriff's officers responded to a residence in the 5100 block of Flier Court in Waldorf for the assault report. Investigation revealed suspect(s) assaulted an 18-year-old man and fled the scene. The man was transported by ambulance to Southern Maryland Hospital with incapacitating injuries. The man was then transported to Med Star at Washington Hospital Center. There are no suspects at this time. Anyone with information about this incident is asked to contact the Charles County Sheriff's Office at 301-932-7777. Officer M. Wagner is investigating.