Philippa Reynolds: Book of condolence opens in Londonderry 12 February 2013 Last updated at 13:06 Two books of condolence have been opened in Londonderry for PSNI officer Philippa Reynolds who was killed on Saturday. The books were opened at the city's Tower Museum and the Waterside Library, Glendermott Road. Officer Reynolds, 27, died in the collision on the Limavady Road at 03:40 GMT on Saturday. She was on a routine patrol in an unmarked police car when it was hit by a stolen car. It is believed a stolen silver 4X4 vehicle drove through a red light before hitting the police car. Tragic loss Ms Reynolds, from the greater Belfast area, was a back seat passenger in the police car. The PSNI believe she was killed instantly by the impact of the stolen vehicle. Derry mayor, Cllr Kevin Campbell has extended his condolences to the family and friends of the PSNI officer. The mayor said the tragic death of the police officer had generated widespread condemnation within all sections of the community. The mayor said he has written to officer Reynold's family to express the sincere condolences of the people of Derry and that he will be attending her funeral later in the week. On behalf of the citizens of our city, I wish to express my sincere condolences to the family and friends of constable Reynolds. I would also like to convey my sympathy to her colleagues in the Police Service of Northern Ireland. It's a tragic loss of a young life and the entire community is deeply shocked and saddened. Her family members are in our thoughts and prayers at this very difficult time," he said. The book of condolence will be open from Tuesday 12 February until Saturday 16 February at the Tower Museum from 10:00 GMT to 17:00 GMT and at the Waterside Library, Glendermott Road during usual opening times.