Here is the rundown of all the arrivals, departures and releases within the Houston Astros organization over the last 24 + hours from our transaction terminal.
HOUSTON
ARRIVALS:catcher Jason Castro returns from paternity leave to take over as the Astros #1 catcher;RHP Lance McCullers will be activated off the DL today and will make his 2016 Major League Debut tonight in Boston.
DEPARTURES: catcher Max Stassi has been optioned and is returning to Fresno to make room for Jason Castro; reliever RHP Josh Fields has also been optioned to Fresno to make room on the roster for RHP Lance McCullers.