Bhopal, Oct. 3 -- Ten people were killed and three others injured after a tractor-trolley carrying devotees overturned into a pond during Durga idol immersion in Khandwa district on Thursday. Police said an eight-year-old girl was missing as rescue teams launched a search. Three minor girls, who were injured, have been rushed to hospital where they are being treated, said Siddharth Bahuguna, deputy inspector general of police, Khandwa. The incident took place in Ardala village near Pandhana in Khandwa, Bahuguna said. Khandwa Superintendent of police Manoj Rai said, "The tragic incident occurred around 5pm when the tractor-trolley parked on a makeshift bridge for the immersion of the idols, lost control and plunged into a pond estimated to b...