Here is tonight's Mariners starting lineup and pitching matchup ahead of the fourth game of the series against the Athletics Caballero photo by Bryan_Saldana_ Gilbert photo by MathewB_Photography Sears photo by Bob Levey #SeaUsRise #Athletics #SeattleMariners #Baseball #MLB #MarinersBaseball #SeattleBaseball #OaklandAthletics #JoseCaballero #LoganGilbert #JPSears #TyFrance #TMobilePark #Seattle #SeattleMarinersFans #SeattleMarinersFan #MarinersFans #MarinersFan