CHENNAI: Two workers employed by a contractor engaged by the Greater Chennai Corporation (GCC) died of asphyxiation after inhaling toxic gas while attempting to repair a submerged motor inside a nearly 20-foot-deep well connected to the stormwater drain network at Thendral Nagar in Kodungaiyur on Monday afternoon. Corporation sources said the well may have sewage that had found its way into the stormwater drains through illegal connections. The deceased have been identified as Naveen Kumar (34), a resident of West Tambaram, and Asmath Basha (38), from Ranipet. A third worker, Karthikeyan, who...