Twelve-year-old Adam Koss on journey to visit all 30 Major League Baseball stadiums

12-year-old Adam Koss is traveling around the country with his father to visit all 30 Major League Baseball stadiums, and raise money for charity in the process. Video by John Sleezer and Josh Tolentino/The Kansas City Star
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12-year-old Adam Koss is traveling around the country with his father to visit all 30 Major League Baseball stadiums, and raise money for charity in the process. Video by John Sleezer and Josh Tolentino/The Kansas City Star