Few of the presidential candidates say what they will do.

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They attack their rivals with what they are against.

Such is the way of American politics these days.

Anger will be a major factor in next year's presidential race, according to Montclair University political scientist Brigid Harrison.

She says that may keep some voters home.

And the ones that do show up at the poll may be motivated by fear and anger being stirred up by the candidates.