The first baseman added to his dominant July with a performance that left him "speechless" after the game.

Athletics DH Nick Kurtz made MLB history Friday night, becoming the first rookie to hit four home runs in a single game.

Kurtz became the 20th man and first rookie in Major League Baseball history to hit four home runs in a game.

The first baseman added to his dominant July with a performance that left him "speechless" after the game.