Shimla, May 12 -- Six people, including five tourists from Gujarat, were killed while four others sustained serious injuries as the car they were travelling in plunged into a deep gorge at Chamba district's Kakira in the early hours of Monday, police said. Expressing grief over the incident, Himachal Pradesh chief minister Sukhvinder Singh Sukhu directed the district administration to provide all possible assistance to the affected families and ensure the best possible treatment to the injured, a statement issued here said. The Toyota Innova vehicle, overloaded with 10 people onboard, was on its way from Manali to Dalhousie when the incident occurred. P4...