A 17-year-old bicyclist is in critical condition after a collision with a BMW on Monday evening in Gainesville. Nanya Williams’s bicycle was struck by a white BMW driven by a 16-year-old girl, according to Georgia State Patrol. “(Williams) was coming down a steep hill on Wildwood Lane approaching the intersection of Wildwood Lane and Wildwood Drive,” GSP Sgt. Anthony Coleman said. A stop sign is at the intersection for those on Wildwood Lane before entering Wildwood Drive.