A bus driver accused of killing a pedestrian is expected to argue there was a mechanical problem with his single-decker when it crashed into a shelter, trapping a man underneath. Paul Kirby pleaded not guilty to causing death by dangerous driving as he appeared before Canterbury Court on Tuesday for a pre-trial hearing. The 65-year-old was at the wheel of the Stagecoach 103 bus when it collided with a shelter at Folkestone bus station on August 20, 2022. The collision left pedestrian John Spearpoint – who had been waiting to catch a service from the Middelburg Square stop – trapped underneath….