Eric Fox hits a grand-slam home run in the bottom of the eighth inning It will be the outfielder’s only homer of the season.

Eric Fox hits a grand-slam home run in the bottom of the eighth inning It will be the outfielder’s only homer of the season.

Eric Fox, inserted into the game as a late-inning defensive replacement, hits a grand-slam home run in the bottom of the eighth inning, giving the A’s a 9-4 Opening Day victory before 43,370 fans at Oakland-Alameda County Coliseum. It will be the outfielder’s only homer of the season.