Trumbo (back) is in the lineup Wednesday against San Francisco Trumbo missed the last three games due to back spasms, two of those games were at the Giants' ballpark. The Mariners have a DH spot open Wednesday at their home park, which is where manager Lloyd McLendon will use Trumbo. He'll be batting fifth in the order against San Francisco's Madison Bumgarner, against whom he is 3-for-14 lifetime with four strikeouts.