Manaea aims to build on debut gem
Left-hander Sean Manaea, who turned in a dazzling seven-strikeout, 7 2/3-inning performance against the Angels in his season debut, hopes for more of the same against the Rangers on Wednesday. Manaea is 3-2 with a 3.98 ERA in seven career starts against Texas. First pitch at the Coliseum is scheduled for 7:05 p.m. PT. OAK…