A speeding bus en route to Bihar from Delhi overturned on Yamuna Expressway in Greater Noida on Monday, leaving 50 injured, police said.
The incident took place around 5.45 pm when a tyre of the privately-operated bus deflated, police said.
"The bus was en route to Darbhanga in Bihar," said SHO Beta 2 police station Sujeet Upadhyay said.
He said most of the injured were in the age group of 25-45 and admitted to Kailash Hospital and Yatharth Hospital for treatment.