KATHMANDU: Police on Saturday arrested a trader for allegedly overcharging customers for liquefied petroleum (cooking) gas. Madan Thapa Magar (30), a resident near Police Checkpost in Thankot of Kathmandu, was arrested by a team deployed from the Metropolitan Police Circle, Thankot. Magar is accused of selling a gas cylinder for Rs 5,000, of which the market price was Rs 3,800 only. Police also confiscated eight gas cylinders from him. Further investigation is underway.