A woman has died following a single-vehicle collision in London early Tuesday morning, according to police. Emergency crews were called to the 600-block of Upper Queen Street at about 1:20 a.m. for reports of a serious crash. Police said a female passenger was taken to hospital with life-threatening injuries. She later died from those injuries. The male driver was arrested at the scene and remains in police custody. Police continue to investigate the collision and have not released the identities of those involved or details about what led to the crash. Upper Queen Street remains closed between Chiddington Avenue and Ferndale Avenue while investigators examine the scene. Motorists are being advised to avoid the area and use alternate routes.