MS NOW

First Read: All about turnout in Iowa

Yes, it's a cliché, but it's also true: Turnout — in terms of size and new participants — will determine who wins Monday's Iowa caucuses, on both sides.

U.S. Democratic presidential candidate Hillary Clinton speaks at a campaign stop at the Family Fun Center in Adel, Iowa on Jan. 27, 2016. (Photo by Brian Snyder/Reuters)
U.S. Democratic presidential candidate Hillary Clinton speaks at a campaign stop at the Family Fun Center in Adel, Iowa on Jan. 27, 2016.REUTERS

Chuck Todd

Chuck Todd is NBC News' chief political analyst and the former moderator of "Meet The Press."

Carrie Dann

Mark Murray