Eight people, including seven women, were killed and several injured in a pile-up caused by heavy fog in Haryana’s Jhajjar on Monday.Two of the injured are said to be in a critical condition and were referred to the Post-Graduate Institute of Medical Sciences in Rohtak. The rest are under treatment at Jhjjar’s civil hospital.Inspector Seema, Station House Officer for City Jhajjar, told The Hindu that a Sports Utility Vehicle (SUV) carrying two dozen people, on their way to Najafgarh in Delhi, hit a trailer truck from behind near the Badli flyover on the Rohtak-Rewari highway at 9 a.m. due to poor visibility. Another trailer truck coming at the back hit the SUV, crushing the vehicle. It triggered a pile-up involving more than a dozen vehicles, including a school bus.Victims travelled in SUV“The deceased were all travelling in the SUV. They belonged to Kirdot village in Jhajjar and were going to the condole to death of a relative,” said Ms. Seema. The two critically injured were also travelling in the SUV.The accident led to a two-km long traffic jam on the road mostly frequented by the trucks.