Colorado’s Jamie Moyer, whose debut came in 1986, has now pitched in 50 Major League Baseball ballparks — a record in baseball’s modern era. Rudy Seanez, a well-traveled reliever, has the second-most number: 47 ballparks. The 49-year-old Moyer hit the 50-ballpark mark Monday night after starting for the Rockies at Marlins Park, the new home […]