Colorado Rockies prospect and Parkland native Colton Welker dons alma mater’s ‘SD’ cap in spring training game

SCOTTSDALE, Ariz. — Players throughout Major League Baseball wore caps with an “SD” logo Friday to honor the 17 victims of the recent mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. For Colorado Rockies minor leaguer Colton Welker, the gesture hit especially close to home. Welker, a top infield prospect in the…