Three teenagers were injured following a collision involving a dump truck in Vaughan on Monday afternoon. It happened in the area of Jane Street and Kirby Road at around 3:40 p.m. York Regional Police said they were called to the area for reports of a collision involving an SUV and a dump truck. The circumstances surrounding the collision are unknown at this time. Police said three occupants from the SUV, a 16-year-old and two 17-year-olds, were sent to the hospital. York police said the 16-year-old suffered serious, non-life-threatening injuries. One 17-year-old suffered minor injuries while the other sustained life-threatening injuries. Police said the driver of the dump truck was taken to the hospital with minor injuries. The investigation is ongoing.