White Sox acquiring Mariners starter Luis Castillo for reliever Seranthony Dominguez, two prospects

ST. PETERSBURG, Fla. — The White Sox are going for it. To what degree, we'll see. On Saturday night, they made their first splash before the trade deadline, acquiring Mariners right-handed starter Luis Castillo for right-handed reliever Seranthony Dominguez and prospects Nolan Jones and Boston Smith. The Sox also are picking up the remainder of Castillo's contract. More to come ...