Houston Astros Notes, Quotes

--RHP Taylor Buchholz strengthened his case for the fifth starter spot in the rotation by six scoreless innings of two-hit ball Monday against the Tigers in Lakeland, Fla. Buchholz walked one and struck out five, lowering his ERA to 1.96 this spring. --C Humberto Quintero, who was competing for the backup catcher's job, was optioned to Triple-A Round Rock on Monday.

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