Back when Barry Zito was Barry Zito—the guy who won 23 games and a Cy Young Award in 2002—his signature pitch was the curveball.
It was a physics-defying hook that beguiled even the most disciplined hitters, looping hopelessly high and wide before plummeting into the zone with pinpoint precision.
In a way, that's a good metaphor for where Zito stands now. The left-hander, who will turn 37 in May, hasn't pitched in the big leagues since 2013, when he posted a 5.74 ERA in 133.1 innings with the San Francisco Giants.
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