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Orioles director of pitching development Rick Peterson's "string" theory of pitching down in the zone
SARASOTA, Fla. -- Orioles director of pitching development Rick Peterson pointed to the brightly-colored string that was strung just above home plate in front of catchers as minor league pitchers threw their first bullpens of spring on Monday morning at the Buck O’Neil Baseball Complex at Twin Lakes Park.
By Eduardo A. Encina
March 5, 2013