What is the fine-grained topic of the following text: Having relied heavily on Holden in the past, Police in NSW, Queensland and Victoria have largely overlooked the new European-built Commodore in favour of a police-pack BMW 5-Series, twin-turbo Kia Stinger V6 and V8-powered Chrysler 300 SRT. Only return the topic.
Police Departments in Australia choosing other car models over Holden Commodore