Suspecting his wife of having an affair, a 35-year-old man allegedly killed her, and also murdered another man who tried to intervene and resolve their argument. The incident took place in Chandivli, in the Saki Naka area yesterday. The man later surrendered to the police.u00a0Shyam Damodhar Inchal, a resident of Sangharsh Nagar, suspected that his wife was seeing a man named Nitesh Dubey (31) on the sly. Nitesh and Shyam were both LIC agents.