Ben Bush, a former U.S. Army Ranger combat veteran from Brandon, shares with Mississippi Today his personal story of his struggle with PTSD after returning home from overseas combat, and how the psychedelic plant-derived drug ibogaine helped him regain his life. But he had to travel to Mexico for the treatment. It's illegal in the United States. House Public Health Chairman Sam Creekmore wants to change that, and he wants Mississippi to invest in testing the drug and help push for federal approval.