At least 12 passengers including children and women were killed and over 35 injured when a bus over turned near Dadu on Monday morning. According to a private news channel, the passenger bus was heading to Karachi from Larkana when it over turned in Dadu near Khudabad Turn on Indus Highway, leaving six dead on the spot. The police and rescue teams rushed to the site and shifted the bodies and injured to Civil Hospital Dadu . Later on, six more persons succumbed to injuries in the hospital and death toll mounted to 12. Amongst killed passengers included five men, three women and four children, informed rescue sources. Many injured are in serious condition and it is expected that the death toll may mount further, informed the rescue and hospital sources.