WATERLOO – Police have named the three victims who were killed Monday morning after a vehicle and semi collided. Police said it happened at the intersection of Hammond and E Shaulis just before 10:00 a.m. Police said the driver and two passengers of the vehicle died at the scene. They are 16-year-old Brayden Proctor, 19-year-old Tricia Randall, and 21-year-old Devon Dirkes. The incident remains under investigation.