In Chhattisgarh, three persons have been killed and two injured in a bomb blast at a village in Naxal-hit Rajnandgaon district on Wednesday night.<br/> <br/>The police said to a News Agency that a group of five villagers were going to a paddy field when they found a container on the way. As they tried to open it, the explosion took place. The police did not rule out the possibility of Maoists behind the blast. <br/> <br/>