Drivers across the region are being warned of the dangers of getting behind the wheel after drinking or taking drugs.
Police forces across the region have launched their annual Christmas clampdown today. On Merseyside last year they saw an increase in the number of people being arrested.
Our correspondent Andy Bonner has been finding out how police are trying to tackle the problem:
More top news
A blustery wind may continue to feed in a few showers on Saturday, but there will be some sunshine too. All change for Sunday - wet & windy!
A colder feel to end the week, with sunshine and blustery showers - some of these falling wintry over hills towards evening
The former manager of Liverpool FC at the time of the Hillsborough disaster will give evidence into the deaths of 96 fans today.