This is an old roof in Fountain City TN. This roof has shingles that are loosing granuals from the shingle surface, which is exposing the fibers of the shingles which you can see from the glossy patters on the roof, this causes roof leaks, and nail pops which will also cause roof leaks. This roof also has a pipe boot that is raising up which also could cause leaks. There are several nail pops and sliding shingles.