Red Sox select ten rookies for development camp

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September 9, 2014; San Francisco, CA, USA; Arizona Diamondbacks pitcher Zeke Spruill (52) delivers a pitch during the third inning against the San Francisco Giants at AT&T Park. The Giants defeated the Diamondbacks 5-1. Mandatory Credit: Kyle Terada-USA TODAY Sports

Zeke Spruill, 25 years old, was acquired in December, and will also be an option for bullpen depth. Hembree could see Major League action with his sinker, change-up, and slider.