Defeat the nationals

New to the show and diamond dynasty. Just curious if when you got to defeat CPU Nationals in monthly awards section. Do you just go to play now and play against them? Or does it have to MLB.com live game? Quick pitch?? Lol sorry and thanks in advance

Vs cpu option in bottom right corner of DD mode

Go to the Play tab.

Go down to the Extended Play tile in the bottom right corner.

Go to Play vs CPU.

Beat the Nationals on All-Star.