Of course it was J.D. Martinez who got the hit that secured home-field advantage in the wild-card game for the Arizona Diamondbacks. He has been getting big hit after big hit ever since he came over from Detroit before the July 31 trade deadline. But as he pointed out, the quest for a championship is only just beginning for the Diamondbacks. "This isn't it," Martinez said. "They only get bigger from here. In my opinion, we are not in the playoffs yet. If we win that wild card, then we are in it." Martinez lined a two-out RBI single to deep left field with the bases loaded in the ninth inning, and Arizona beat the Miami Marlins 3-2 on Sunday to clinch the top wild card in the National League. read more http://www.espn.com/mlb/recap?gameId=370924129