By Brieanna Charlebois A stretch of the Alaska Highway west of Fort Nelson, B.C., reopened to single-lane alternating traffic later Tuesday, but British Columbia’s driving information service says the status of the route could change quickly based on a nearby wildfire. The DriveBC website shows the out-of-control Summit Lake wildfire is affecting a roughly 162-kilometre stretch of the route, which is also known as Highway 97. The route between Grouse Trail and Toad Mountain Road has closed and reopened to single-lane alternating traffic multiple times since Monday. The BC Wildfire Service says that although maintaining access to the highway is a priority, the safety of crews and the public is its primary objective. It says the Summit Lake fire spans about 26 square kilometres and is one of two “wildfires…