HYDERABAD, India: A truck loaded with concrete stone chips rammed into a passenger bus in southern India early Monday, killing at least 20 people and injuring about two dozens, local authorities said. The state-run transport bus was carrying around 70 passengers en route to Hyderabad city in southern Telangana state when a truck coming from opposite direction collided with it near the town of Chevalla, local district official K. Chandrakala told The Associated Press. The front of the bus was badly mangled, trapping several passengers inside.