Here is your pitching matchup for today's mariners vs astrosbaseball game! Flexen on the hill for Seattle today taking on All-Star Framber Valdez Flexen photo by mathewbermudez #SeaUsRise #LevelUp #SeattleMariners #HoustonAstros #SEAvsHOU #Baseball #MLB #MarinersBaseball #SeattleBaseball #ChrisFlexen #FramberValdez