It's likely both Republican and Democratic candidates will have to spend time in Indiana before its May 3 primary - the only presidential primary that week.

Iowa and New Hampshire have spoken, each in its own unique accent. Now the race moves on to Nevada and South Carolina, states quite different from the first two, and quite different from each other.

Hillary Clinton has won the Iowa Democratic caucuses, according to the Iowa Democratic Party. On the Republican side, Ted Cruz upended Donald Trump, while Marco Rubio finished a strong third.