Noida, Feb. 9 -- Two construction workers were killed and another was injured on Sunday evening after the scaffolding structure on the eighth-floor of an under-construction building in Noida's Sector 142 allegedly gave way and collapsed. Police identified the deceased as Shibu Singh, 24, originally from Dumka, Jharkhand, and Mantu Singh, 45, from Banka, Bihar. Mantu's brother, Mithun, 32, was injured and has been hospitalised. His condition is stable, police said. "On Sunday, around 12 pm, as all three were working on the eighth-floor, part of the scaffolding broke and two fell from the eighth floor," a police officer, part of the investigation, told HT, requesting anonymity. "Shibu and Mantu fell to their deaths while Mithun's leg got stuc...