MLB trade deadline: White Sox acquire starting pitcher Luis Castillo from Mariners

The Chicago White Sox made a significant addition to their rotation at the MLB trade deadline on Saturday, acquiring starting pitcher Luis Castillo from the Seattle Mariners according to ESPN’s Jeff Passan.

Reportedly going back to Seattle are reliever Seranthony Dominguez, outfielder Nolan Jones and catching prospect Boston Smith

This article will be updated with more information.