The Cespedes gamble: The biggest MLB position-change risks

For much of this offseason, the Mets shied away from Yoenis Cespedes, in part, because they questioned if he was a full-time center fielder. The numbers back up the concern. Among 42 players with at least 300 innings in center field last year, Cespedes ranked 33rd in defensive efficiency. By comparison, even in a down...