John Mrugala joins the Gary SouthShore RailCats for his first season in 2017 as the team’s first base coach. Mruguala was the Windy City Thunderbolts (Frontier League) Bullpen Coach in 2010 before being promoted to bench coach in 2011. Mruguala was also an assistant coach at Robert Morris University-Chicago. A native of Oak Lawn, Ill., Mrugala played high school baseball at Oak Lawn High School.