Astros' Christian Roa: Booted off 40-man roster
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RotoWire Staff
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The Astros designated Roa for assignment Tuesday.
The transaction clears a spot on the 40-man roster for the addition of Daniel Johnson. Roa holds a 5.19 ERA, 1.96 WHIP and 6:7 K:BB across 8.2 innings at the major-league level this season and has a good chance of passing through waivers.
