Authorities are investigating a one car vehicle accident occurred in Fallowfield Township, leaving one person dead. Emergency responders were sent to the 1300 block of State Route 481 in Fallowfield township just after eight-thirty Friday night, where a car struck a tree. One person was injured and flown to a Pittsburgh hospital. A second person was taken to Penn Highlands Mon Valley Hospital where they later died. The names and identity of the victims are unknown at this time.