CAMP DANGWA, Benguet: Four people were killed and one injured following a head on collision between a tricycle loaded with students and a speeding passenger van in Appas village,Tabuk City, Kalinga on Sunday. Tabuk City police chief Supt. Francisco Bulwayan identified the fatalities as tricycle driver Marco Tamayo and passengers Michael Bactad, Jomel Lacuarta and Abegail Belgica. In critical condition at the Kalinga Provincial Hospital is Shanee Mae Belgica. Investigation showed that the white van driven by a certain Kerubin Winnie Banosan, was trying to overtake another vehicle when he collided into the tricyle in the opposite lane.