On Jan. 30, 1970, Officer Frederick Cione was shot and killed on Oxford Street in North Philadelphia. He was 25 years old. Nearly 50 years later, his killing is still the only unsolved murder of a Philadelphia police officer in department history. If you have information about the killing of Officer Cione, please contact the Philadelphia Police Department. Their website is phillypolice.com. Tom and Kristen from Gone Cold: Philadelphia Unsolved Murders will be at the Philadelphia Podcast Festival hosting a live show on July 27 at 2 p.m. at Indy Hall , 399 Market St., #360. Come hang out with us! Find videos and pictures of the people you hear in this episode and more things we found from 50 years ago: Twitter: @gonecoldphilly  Instagram: @gonecoldphilly   Facebook group: facebook.com/groups/GoneColdPhilly Thank you to the Philadelphia homicide detectives who are working to solve the case, Philadelphia Police Commissioner Richard Ross, Gerald Ross Jr., Pete Kane, and Nick Cione. This story is possible because of you, thank you for making the time for us. Gone Cold is a true crime podcast about unsolved murders and cold cases in Philadelphia and the Delaware Valley. The show is made by Kristen Johanson (@KristenJohanson) and Tom Rickert (@teerick) in the KYW Newsradio studios in Philadelphia. Subscribe to Gone Cold wherever you get your podcasts. See omnystudio.com/policies/listener for privacy information. To learn more about listener data and our privacy practices visit: https://www.audacyinc.com/privacy-policy Learn more about your ad choices. Visit https://podcastchoices.com/adchoices