By Lia Neal By winning a bronze medal in London 2012 and a silver in Rio 2016, U.S. swimmer Lia Neal became the first Black woman to compete in multiple Olympics. Now retired, the 27-year-old reflects on embracing her responsibility as a role model and details the work she’s doing to increase diversity in the predominantly white sport of swimming. In honor of Black History Month, Sports Illustrated is passing the pen to prominent Black voices across sports to reflect, re-examine legacies and share their stories and viewpoints on what lies ahead for the next generation of trailblazers. I starte…