Amed Rosario already working on fixing his biggest weakness
(New York Post Mets)

At 22 years old, Amed Rosario has the brightest of futures because he takes nothing for granted in the present. To that end, Rosario is already in Port St. Lucie working on improving the most glaring weakness in his game after getting called up to the majors by the Mets in August. In 165 at-bats,...