CANTON, Miss. (WLBT) – A portion of Finney Road is closed after a bridge collapse, Madison County officials said. Authorities declared an emergency to speed up repairs on the structure. Crews are working to fix the damage, according to officials. The road is a primary route to both Canton High School and Porter Middle School. Drivers are advised to avoid the area and follow detour signs. No timeline has been given for when repairs will be comple…