The Duluth Police Department announced road closures and detours Friday for today's events related to Grandma's Marathon:
- Scenic Highway 61 between Duluth and Two Harbors will close at 4:30 a.m. for the marathon and half marathon.
- Lakewood, Homestead, Ryan, and McQuade roads between the expressway and scenic high-way will also close at 4:30 a.m.
- London Road will close at 6:15 a.m.
- Superior Street between 12th Avenue East and 5th Avenue West will close at 6:15 a.m.
- Harbor Drive, Commerce Street, Lake Place Drive and Canal Park will close at 6:45 a.m.
- Southbound Interstate 35 from 26th to 21st avenues east will close at 4:30 a.m.
- Northbound Interstate 35 from Mesaba Avenue to 26th Avenue East will close at 6:15 a.m.