MLB free agent tracker: Sonny Gray to the Cardinals, Tigers grab Kenta Maeda, top four players remain unsigned | CBS Sports Headlines MLB free agent tracker: Sonny Gray to the Cardinals, Tigers grab Kenta Maeda, top four players remain unsigned Major League Baseball’s free agency period is officially underway ESN … Continue reading MLB free agent tracker: Sonny Gray to the Cardinals, Tigers grab Kenta Maeda, top four players remain unsigned