Gilgo Beach murders: Timeline shows what led to arrest of suspect Rex Heuermann in Long Island

André Thibault thought he had left his past behind him. After he was caught carrying cocaine back in 1999, Mr. Thibault pleaded guilty to drug trafficking and spent 16 months in jail. After his release, he stayed out of trouble. He drove tow trucks for the next two decades, finding refuge in an industry that gave him a stable life, allowing him to support his son and aging mother, who live with him in his Ottawa home.