Police, Camera, Murder

ITV, 9pm

A new series explores the growing importance of digital forensics when it comes to solving crimes. In the opening episode a teenager is found stabbed to death. Two schoolboys are arrested on suspicion of murder, but when they refuse to comment, the police turn to social media, CCTV footage and smartphone analysis to try to piece together a timeline of the events leading up to the crime. ★★★★☆