A woman named Maddi has caused nationwide mirth in the US after posting an email she says she received from Hillary Clinton online.

The email was apparently sent as poll results came in for a state primary or caucus. Ms Clinton came in second behind Senator Bernie Sanders in the crucial New Hampshire primary earlier this week as the two battle for the Democratic nomination.

In the email, Ms Clinton (or her team) says: "After tonight's results roll in, keep this in mind: most of the country casts their primary ballots by the middle of March.

"We absolutely, critically need to make sure Hillary comes out on top in the states that lie ahead.