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:
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Not a bad Bank Holiday weekend - mostly fine, sunny and warm! Always warmest further west
Mainly low to moderate over the next few days... small amounts of grass pollen in the air in the warmest, driest weather
Always warmer the further west you are this weekend!