Norwin grad J.J. Matijevic ascending through Houston Astros organization
With Promotion To Corpus Christi, Seth Beer Closer To Astros' Roster Brick Wall - The Runner Sports
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Houston Astros system still bubbling at the top
Houston Astros Call Up Norwin Graduate J.J. Matijevic to 40-Man Roster
Astros' Popular JJ Matijevic: First- and Second-Hit Homers Just the Beginning
Astros prospect J.J. Matijevic suspended 50 games for drug violation
Astros Top Prospects
MLB category
Norwin grad JJ Matijevic performing in 'big situations' for Houston Astros
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Astros prospect J.J. Matijevic suspended 50 games for drug violation
Matijevic suspended 50 games after 2nd positive test - ESPN
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Astros' Popular JJ Matijevic: First- and Second-Hit Homers Just the Beginning