Lieutenant Joe “GI Joe” Gliniewicz was a beloved cop in Fox Lake, Illinois. As the fearless leader of their Youth Explorers Post, he mentored hundreds of kids and earned plenty of awards. So the community was shocked when their hero cop of 30 years was killed in the line of duty on September 1st, 2015. But an investigation into his death uncovered a scandal that scandalized the town and shocked the entire nation.