A police constable committed suicide by shooting himself with his service weapon in Korba town in Chhattisgarh, police said on Tuesday. Lalit Sonwani used his Insas rifle to end his life on Monday night inside an ectronic voting machine (EVM) warehouse at the district electoral office, City Kotwali station's Mrityunjay Dubey said. The incident came to the fore when his reliever found him dead. The reason behind the suicide is yet to be known.