UPDATE: Mitt Romney won Virginia in an unsurprising landslide. Click HERE for more details on the results.

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Virginia is one of 10 states that will be holding its Republican presidential contest Tuesday night on one of the most important and revealing evenings of the primary.

The Old Dominion is in a unique situation, however, because only Mitt Romney and Ron Paul qualified for the ballot. House Speaker Newt Gingrich and ex-Pennsylvania Sen. Rick Santorum did not collect the required amount of signatures by Virginia's deadline and will not get a chance to win any of the state's 46 delegates. Although the two candidates--as well as former candidates John Huntsman and Rick Perry-- sued the state for unfair rules, a judge still rejected them in January.

Romney will likely win the state by a landslide. According to a recent NBC News/Marist poll, Romney had the support of 69 percent of voters while Paul had the support of 26 percent of voters.

Virginia is an open state, meaning that any state resident can vote in the primary, regardless of their party affiliation.

When to Watch:

Polls in Virginia will close at 7 p.m. ET and the results will roll in afterwards county by county. If the win is obvious, media outlets could call it as soon after the polls close.

Where to Watch Live Online:

The International Business Times will be live blogging the evening and the results from all ten states here.

CNN will provide live coverage of Super Tuesday, including Virginia, beginning at 7 p.m. ET.

Fox News will be reporting the results on their website at FoxNews.com Live, beginning at 7:15 p.m. ET.

The New York Times has a live blog, graphics and periodic video.

POLITICO will also be live streaming a special Super Tuesday show with live results from all the states at 6:30 p.m. ET.

ABC News' Super Tuesday coverage will be streamed live on OTUSNews.com, Yahoo!, Yahoo! News and GoodMorningAmerica.com, ABCNews.com from 7:00-11:00p.m. ET.

The Huffington Post's live blog includes tweets, aggregated and original content.

For those who want specifically local coverage of just the Virginia primary, PolicyMic.com and The Washington Times are good places for that (The Washington Times has a great graphic that splits up the results country by county, too.

How to Follow the Primary on Twitter:

Use #supertuesday and #VAPrimary to get updates on the Virginia primary via Twitter. We also recommend this Twitter list of politicos, candidates and journalists who will be watching the contests very closely tonight:https://twitter.com/#!/sara_dover/politics