Racing PositionsOrioles option Kremer to minors ahead of opener13mPirates reassign top prospect Griffin to minors1hBlue Jays release right-handed pitcher Seabold2hDiamondbacks RHP Kelly to begin season on IL2hRangers cut ex-Red Sox, Cubs reliever Brasier3hOF Slater exercises release clause in Tigers deal3hVeteran OF Grichuk on Yanks' Opening Day roster4hNationals release right-handed reliever Smith4hManaea to begin in bullpen as Mets set rotation4hJorge CastilloYankees option outfielder Dominguez to Triple-A1dJorge Castillo
