Mark Memmott

When it comes to close political races, the recent Gold Standard in the U.S. is the 2000 presidential vote in Florida.

So we were wondering how last night's result in the Iowa Republican presidential caucuses compares to that famous hanging-chad contest between George W. Bush and Al Gore.

Let's walk through the math:

Though he said last night that he would go home to reassess his bid for the presidency — a signal that he might drop out of the race — this message just popped up on the personal Twitter page of Texas Gov. Rick Perry:

"And the next leg of the marathon is the Palmetto State...Here we come South Carolina!!!"

As results come in from the Iowa Republican presidential caucuses, we'll be highlighting the latest news and developments in this "live-blog." You can follow our updates on the NPR.org homepage, where they'll flow in automatically, and in this post. Here, we'll collect all the updates so that you can see how the story developed as the night went on. Just click your "refresh" button occasionally to ensure you're seeing our latest additions.

As we've been saying, it's finally time for voters to cast some ballots that actually mean something for the 2012 presidential race.

Those who remember newspapers might recognize this as a "clip and save." Maybe the more modern term would be a "cut and paste." Whatever, if you want some of the details and logistics about Tuesday night's caucuses in Iowa, here they are:

-- When: 7 p.m. Central time (8 p.m. ET).

The focus is naturally on the Republican caucuses Tuesday night in Iowa, because the GOP is the party with a battle going on for its presidential nomination.

But President Obama's fellow Democrats in the state will be caucusing too. And by all accounts Team Obama is taking it all very seriously, even though he doesn't have a intra-party challenger.

"Slain Ranger Was Living Her Dream."

That's the headline at the website of The Seattle Times, which profiles 34-year-old Margaret Anderson, who was shot to death Sunday in Mount Rainier National Park.

Plug the name "Jon Huntsman," the state "New Hampshire" and the word "lonely" into a search field and you'll get lots of hits.

"In New Hampshire, Jon Huntsman Walks A Lonely Path," a Los Angeles Times headline reads.