SEATTLE — Bo Porter’s press conference ended Monday with the Astros manager telling the media they should ask outfielder J.D. Martinez why he was pulled during the fourth inning of a 3-0 loss to the Mariners. “That was a manager’s decision,” Porter said. “You go ask him why he didn’t finish the game. I’m actually interested in what he’s going to tell you.” Martinez started in left field, going 0-for-2 with one strikeout. The 25-year-old followed Chris Carter in the top of the fourth, facing Seattle lefthander Joe Saunders with one out. Martinez swung at the first pitch he saw — an 87 mph four-seam fastball — and popped out [...]