Astros call up lefty Guduan, option Diaz
(MLB.com Houston Astros)

In anticipation of their three-game series against a Mariners lineup that features impact left-handed hiiters Robinson Cano and Kyle Seager, the Astros called up left-handed reliever Reymin Guduan from Triple-A Fresno on Friday and optioned right-hander Dayan Diaz back down.