A Colombian girl celebrating her 10th birthday was among three people crushed to death at a monster truck display when a vehicle veered out of control and ploughed into spectators, authorities said on Monday. Hellen Velarde was attending Sunday’s exhibition in the southwestern city of Popayan as a birthday gift when she was crushed by the truck in an incident that caused widespread anger. A second girl and a young woman were also killed, local media reported. Images circulating on social media..