reporting in north katherine underwood, necn. >>> right now -- >> four or five shots in a volley and was a pause and two or three more shortly after that. >> now at 5:00, a murder mystery in mason neck. a community leader lived for 83 years before being shot in his own backyard. >>> pulling an unconscious driver from a burning car is all in a day's work for the local police. >>> and a former russian presidential aide found dead in a hotel in d.c., turns out he died of blunt force injuries to the head. now there are even more questions swirling around his death. >>> but we begin this friday evening with developments in a secret scandal at fairfax county's langley high school. we reported on a teacher who was investigated, quit his job and was stripped of after he supplied them in booze. >> the incident remained unknown in the community until it was uncovered by our news4 i-team. the i-team has been busy uncovering new details and scott macfarlane joins us with the very latest. >> good evening. in response to our story, we found some families of kids on the trip who say they were never