Here are today's minor moves from around the league. The Astros have released outfielder J.D. Martinez, MLB.com's Brian McTaggart tweets. Houston had outrighted Martinez in November, but before that, he collected 975 plate appearances with the Astros over three seasons, hitting .251/.300/.387. The 2014 Astros figure to go with an outfield that could include Robbie Grossman, Dexter Fowler, L.J. Hoes and Marc Krauss, with top prospect George Springer eventually a factor.

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