Serial drink-drivers may soon be forced to have breathalysers fitted to their cars, after research has shown the top culprits have been caught reoffending at least four times.
Recent figures have revealed a total of 27,837 British drivers have been convicted of drink-driving on multiple occasions.
Of those convicted, 372 had been caught at least four times, including four who were prosecuted on seven separate occasions.
Motoring organisations have...