BALTIMORE -- For the second straight start, the Pirates needed a stopper, and Mitch Keller delivered.
Keller followed up his shutout against the Rockies Monday with seven scoreless innings with 13 strikeouts and no walks against the Orioles at Camden Yards Sunday, leading to a much-needed 4-0 win in what had been a very rough start to May.
While the team has stumbled of late, Keller has been on perhaps the greatest tear of his career. Over his last five outings, he has allowed just five earned runs over 33 innings pitched (1.