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Iowa caucuses: What to watch for in entrance poll

What key voting groups should we look for in the entrance polls in Iowa on Monday night?

A supporter of democratic presidential candidate former Secretary of State Hillary Clinton cheers during a "get out to caucus" event at Washington High School on Jan. 30, 2016 in Cedar Rapids, Ia. (Photo by Justin Sullivan/Getty)
A supporter of democratic presidential candidate former Secretary of State Hillary Clinton cheers during a "get out to caucus" event at Washington High School on Jan. 30, 2016 in Cedar Rapids, Ia. Getty Images

Allison Kopicki