The Salt Lake Tribune) Mel Roberts, the longtime swimming coach at Tooele High School, works the last days of his 49 year career at the Leigh Pratt Aquatic Center on Thursday, Feb. 2, 2017. The Salt Lake Tribune) Mel Roberts, the longtime swimming coach at Tooele High School, works the last days of his 49 year career at the Leigh Pratt Aquatic Center on Thursday, Feb. 2, 2017.