RAJBIRAJ: Three people were killed and six others were critically injured when a bus carrying a wedding party overturned at Khoksar Prabaha section of the East-West Highway in Saptari district on Thursday night. The bus was heading towards Bhagani Malesth of Saptari district from Kalabanjar of Siraha. The deceased have been identified as Devkumar Khidahari Yadav, Manoj Saha of Jagatpur VDC and Bhutai Ram of Rayapur VDC. Yadav died on the spot while Saha and Ram died in hospital while undergoing treatment. According to police, among 40 injured, fifteen are undergoing treatment at the Sagarmatha Zonal Hospital and 12 at BP Koirala Institute of Health Sciences in Dharan.