A SENIOR salesman who was caught drink driving after an argument with his partner has been banned from the roads for 18-months. Richard Henderson, 40, of Ainsley Grove, Darlington, pleaded guilty to drink driving at Darlington Magistrates’ Court today (Thursday, January 31). He had 85mg of alcohol in his breath when stopped by police in Darlington at 12.25am on January 22. Henderson, a European salesman for an electronics company, was disqualified from driving for 18-months, fined £700 with £85 costs and a £120 victim surcharge.