Samuel 'Sammy' Sosa Peralta is a Dominican-American former professional baseball right fielder who played 19 seasons in Major League Baseball (MLB). He is best known for his time with the Chicago Cubs, where he became a celebrated home run slugger. Sosa gained international fame during the 1998 MLB home run race with Mark McGwire, ultimately hitting 66 home runs that season. His later career was marked by controversy, including allegations of performance-enhancing drug use, which has affected his legacy in the sport.