Decline at the Deuce? In 1996, second basemen Roberto Alomar and Chuck Knoblauch were two of the six best players in the American League. Each was right in their prime, putting up a .900 OPS season and, rightly or no, hailed as defensive wizards. Alomar 1996: .328/.411/.527, .318 EQA Knoblauch 1996: .341/.448/.517, .316 EQA, 45/14…