Four farmers were killed when a thunderbolt struck them while they working at a filed amid rain at Munshirchar in Sadar upazila on Tuesday. One of the deceased was identified as Rahamat Ali, 50 of Alidhani village in the upazila. Sushanta Kumar Biswash, superintendent of Sadar Hospital said the four farmers were working in a field when a thunderbolt bore down on them around 3 pm, leaving them injured. Later, they were taken to Sadar Hospital where the doctors declared them dead.