Zach Lowther struck out seven over five scoreless innings to lead the Baltimore Orioles past the Texas Rangers Thursday night, 3-0.
Texas right-hander Glenn Otto was the hard-luck loser on the mound, allowing two earned runs in five innings.
The Rangers have now lost six in a row.
Game two of the series is Friday night at Camden Yards in Baltimore. First-pitch is at 6:05 p.m.