You're actually misinformed about American electoral politics. The Iowa caucuses (and caucuses in general) are only involved at the primary level (i.e., they se

You're actually misinformed about American electoral politics. The Iowa caucuses (and caucuses in general) are only involved at the primary level (i.e., they select which candidate will get to run for each party). Since Obama is a sitting president, it would be highly unusual for anybody to even run against him for the Democratic nomination, let alone have any chance at getting it.