Marlins job brings Jorge Posada back to baseball on his terms

JUPITER, Fla. — Jorge Posada started a new chapter in his baseball life Monday as he began working for the Marlins. Yankees South keeps growing day by day. In CEO Derek Jeter and Posada, a special adviser, half of the Core Four are Marlins. Sure, New Yorkers going to Miami is nothing new, but Jeter’s…