Six people were killed and 20 injured in a major road accident in Maharashtra`s Buldhana late last night. According to the police, two buses collided head-on at around 2.30 am on NH 53 at Nandur Naka flyover in Malkapur area. District collector of Buldhana, gave information about this incident. This is the second major bus accident in the Buldhana district recently. On July 1, at least 25 people, including three children, were burnt to death, and eight others were injured when the bus they were travelling in caught fire on the Samruddhi-Mahamarg Expressway in the district.