Sean O'Sullivan was charged with four runs in five innings in a no-decision against the Rays on Friday, giving up seven hits and a walk while whiffing four.
Sean O'Sullivan will start Friday against the Rays.
Sean O'Sullivan pitched a serviceable game in Sunday's win over the Angels, allowing two runs on four hits over five-plus innings.
Red Sox recalled RHP Sean O'Sullivan from Triple-A Pawtucket.
Sean O'Sullivan will start on Sunday against the Angels.
Sean O'Sullivan was scratched from his scheduled start Thursday for Triple-A Pawtucket.
Red Sox sent RHP Sean O'Sullivan outright to Triple-A Pawtucket.
Sean O'Sullivan was not long for Sunday's start against the Astros, surrendering six runs (five earned) on five hits over 4 1/3 innings.
Red Sox designated RHP Sean O'Sullivan for assignment.
Sean O'Sullivan will start against the Astros on Sunday.
Sean O'Sullivan was good enough to pick up a win Tuesday, yielding four runs over six frames in a 13-5 victory over the Red Sox.
Red Sox manager John Farrell indicated that Sean O'Sullivan is still expected to start on Tuesday.
Sean O'Sullivan is available to start Tuesday against the Athletics.
Red Sox purchased the contract of RHP Sean O'Sullivan from Triple-A Pawtucket.