The Motorway Cops: Catching Britain's Speeders - Season 4 Episode 3 -

PC Matt Turner chases down a drink-driver who caused a collision on the school run, while Inspector Anton Sullivan rushes to the scene of a serious road accident in which a schoolgirl has been thrown onto the bonnet of the car. On the M6, PCs Matt Turner and Ian Cosgrove provide urgent back-up to a highways officer concerned about the strong smell of cannabis coming from a broken-down vehicle he stopped to assist.