Nolan Arenado Prepared for Possible Trade as Cardinals Struggle

Nolan Arenado acknowledges being traded is possible given the Cardinals' poor performance.
Arenado understands baseball is a business and not surprised if traded.
Arenado less likely to be traded than other Cardinals with expiring contracts.
Arenado remains one of MLB's top third basemen despite Cardinals' struggles.
Fans are disappointed in the Cardinals' performance, recognizing change may be needed.