Earlier this year, back Clyde Edwards-Helaire was placed on the non-football illness list. The designation resulted in the Kansas City Chiefs running back missing the first four games of the regular season.He also did not participate in training camp in July and August. The former LSU standout opened up about his battle with post-traumatic stress disorder in late July, which stemmed from what he described as a "self-defense situation" in 2018.While the 25-year-old previously revealed his struggles with the disorder, he shared more details during a recent conversation on "The Pivot" podcast. "On December 22, 2018, Kansas City Chiefs running back