To fill the last spot on their Major League roster, the @Mariners have called up RP Juan Then from AAA @TacomaRainiers Photo by @Bryan_Saldana_ #SeaUsRise #SeattleMariners #Baseball #MLB #MarinersBaseball #SeattleBaseball #JuanThen #TacomaRainiers #Seattle #SeattleSports #CirclingSeattleSports #TMobilePark