In Madhya Pradesh, four people were killed and 27 injured when a tractor-trolley overturned at Dharpathad Mod area of Pushprajgarh tehsil in Anuppur district this morning. Eight seriously injured have been referred to Shahdol district hospital while 19 injured have been admitted in Pushprajgarh. A marriage party was on board the tractor-trolley that was going to Harrai village from Jhalwar.