By Rochelle Baker Local Journalism Initiative Reporter A critical transportation corridor on Vancouver Island remains closed as a stubborn, out-of-control wildfire continues to strangle traffic and the supply chain to communities west of the blaze. Closed for the past week, Highway 4 will remain shut as the 10-day-old Cameron Bluff wildfire continues to burn along steep slopes _ causing trees, rocks and debris to fall onto the only paved road serving Port Alberni, Tofino and Ucluelet and numerous First Nations, the province announced in an update Monday. With the exception of Tofino, most communities and First Nations in the Alberni Valley and on the island’s west coast are asking tourists not to visit the region in an effort to preserve limited supplies, especially fuel necessary to keep emergency services operational….