The polls are closing in a few hours.
If you've got any nervous energy, there's plenty you can do right now to have an impact on the results tonight:
1. Make sure you vote, if you haven't yet. You can find your polling place here: http://www.barackobama.com/lookup
2. If you are in line, don't leave or get out of line. They have to allow you the opportinity to vote. Build up those around you.
Poll closing times. All times are in Eastern Standard.
7 p.m.: Georgia, Indiana, Kentucky, South Carolina, Vermont, Virginia
7:30 p.m.: North Carolina, Ohio, West Virginia
8 p.m.: Alabama, Connecticut, Delaware, DC, Florida, Illinois, Maine, Maryland, Massachusetts, Mississippi, Missouri, New Hampshire, New Jersey, Oklahoma, Pennsylvania, Rhode Island, Tennessee
8:30 p.m.: Arkansas
9 p.m.: Arizona, Colorado, Kansas, Louisiana, Michigan, Minnesota, Nebraska, New Mexico, New York, North Dakota, South Dakota, Texas, Wisconsin, Wyoming
10 p.m.: Iowa, Montana, Nevada, Utah
11 p.m.: California, Hawaii, Idaho, Oregon, Washington
1 a.m: Alaska