In a joint operation, the Special Task Force (STF) of Assam police and Karimganj district police seized a huge quantity of drugs worth Rs 115 crore and arrested four accused in Karimganj district on Friday.

The team led by IGP (STF) Partha Sarathi Mahanta and SP Partha Protim Das, seized 3.5 lakh Yaba tablets and 1.3 kg of heroin at Karimganj ByPass Puwamara under Karimganj Police Station.