PHILADELPHIA - The Philadelphia Police Department is grieving the loss of one of their own after an off-duty officer was killed in a crash in Somerton on Thursday. Philadelphia Chief Inspector Scott Small says just before midnight, officers in the 7th District received numerous calls about a crash at the intersection of Bustleton Avenue and Rennard Street. According to authorities, when officers and medics arrived on scene, they found two vehicles involved in the crash. A Philadelphia police officer was killed in a crash while on his way home from work, authorities say. FOX 29's Steve Keeley has the latest.A 50-year-old man driving a Hyundai was transported to Jefferson-Torresdale Hospital, where he was pronounced dead upon arrival, authorities say. The vehicle that struck the officer's car was a BMW with an 18-year-old driver and two teenage passengers, police say. None of the individuals in the BMW were injured and they denied medical treatment, according to officials. MORE LOCAL HEADLINESInvestigators say the Hyundai was traveling west on Rennard Street crossing Bustelon Avenue as the BMW was going south on Bustleton Avenue. The BMW struck the passenger side of the Hyundai, jumped the curb and then struck a tree, per authorities. Police say a witness spoke to accident investigators and say the BMW was traveling at a high rate of speed. Small says through the investigation, police learned the driver of the Hyundai was an active Philadelphia police officer who had just finished the night shift and was driving home in his personal vehicle. The officer was a 27-year veteran with the Philadelphia Police Department, according to Small. "It's a real tragedy," Small said.