now, the latest one was here in hillsborough last night. the coroner has yet to release the suicide victim's name or even if he's a resident of this town, but i can tell you that a lot of local police and fire departments have adopted protocols in dealing with these suicides because they are so deadly, especially when you breathe these fumes in confined spaces. >> on the outside of it, this appears to be such a chemical suicide. >> reporter: the coroner still has not released cause of death but police believe the young man, about 18 years old, died from inhaling the toxic gas hydrogen sulfide. police and firefighters found the man slumped over in his car on haines road in hillsborough at about 9:30 last night. the first responding officer was overcome by fumes when he opened the car door. he was treated and released at the scene. police cordoned off the area while haz/mat crews and the county's terrorism counterassault team were called in. all wearing protective clothing. >> we have had an uptick in those in the county. that's why we receiv