Police Scotland has launched an appeal after two vehicles were stolen in Helensburgh and Dumbarton. A black BMW was stolen from the Dumbarton area between 5.30pm on Wednesday and 8am on Thursday. A black Mercedes, registration GD15 VDZ, was taken from the Boston Drive area of Helensburgh. Officers are considering if these incidents may be linked and have appealed for anyone with any information to get in touch. STV News is now on WhatsApp Get all the latest news from around the country Follow STV News