Here are today's updates in our match-ups between John McCain and Barack Obama:

• Arizona: McCain 53, Obama 46. (CNN/Time); McCain 48, Obama 44. (NBC News/Mason-Dixon).
• California: Obama 55, McCain 33. (Field)
• Colorado: Obama 51, McCain 45. (Marist); Obama 48, McCain 44. (Allstate/National Journal)
• Florida: Obama 45, McCain 44. (Allstate/National Journal)
• Indiana: McCain 49, Obama 46. (Rasmussen); Obama 45.9, McCain 45.3 (Indianapolis Star-WTHR)
• Kentucky: McCain 55, Obama 43. (Rasmussen)
• Minnesota: Obama 56, McCain 37. (MPR/Humphrey); Obama Obama 48, McCain 40. (NBC News/Mason-Dixon)
• Montana: McCain 50, Obama 46. (Rasmussen)
• New Hampshire: Obama 53, McCain 40. (Suffolk University)
• New Jersey: Obama 54, McCain 38. (Research 2000)
• New Mexico: Obama 54, McCain 44. (Rasmussen)
• Nevada: Obama 52, McCain 45. (CNN/Time)
• North Carolina: Obama 50, McCain 48. (Rasmussen) Obama 52, McCain 46. (CNN/Time); Obama 47, McCain 43. (Allstate/National Journal)
• Ohio: Obama 51, McCain 47. (CNN/Time); Obama 48, McCain 41. (Allstate/National Journal)
• Pennsylvania: Obama 55, McCain 43. (CNN/Time); Obama 47, McCain 43. (NBC News/Mason-Dixon)
• South Carolina: McCain 53, Obama 42. (NBC/Princeton).
• Texas: McCain 49.3, Obama 38. (University of Texas)
• Virginia: Obama 51, McCain 47. (Marist); Obama 48, McCain 44. (Allstate/National Journal)

Also, check out CQ Politics Presidential election maps which give you four different ways to look at the race, including one that lets you build your own electoral scenario.

Our latest round-up of match-ups between Barack Obama and John McCain updates 33 states, largely because of an outpouring of polls from American Research Group, and a bunch more from CNN/Time/Opinion Research and Rasmussen Reports. Also, check out CQ Politics' election forecasts for detailed stories on races in each state from the tops of the tickets down. Also go to our Presidential Election Maps to see our calls and use our Scenario Builder to make your own.

• Florida: Obama and McCain are tied at 48 percent each among registered voters in a CNN/Time/Opinion Research poll conducted Sept. 14-16. The margin of error is 3.5 percent. A Fox News/Rasmussen Reports survey conducted Sept. 14 had McCain leading Obama 49 percent to 44 percent with 2 percent each for Ralph Nader and Libertarian Bob Barr and 3 percent undecided in. The margin of error was 4.5 percent. The two were tied in its last survey. McCain had stronger support among his party than Obama did among Democrats: 86 percent to 70 percent with 21 percent of Democrats saying they will vote for McCain. McCain also upped his lead over Obama by 2 points to 50 percent to 45 percent with 5 percent undecided in a Public Policy Polling survey conducted Sept. 6-7. The margin of error was 3.1 percent. Obama's problem appeared to be that as white voters move out of the undecided camp, they were mostly headed for McCain. Obama was staying close because of his 7 point lead among Hispanic voters (13 percent of the sample) and 78 point lead among blacks (16 percent of the sample). Republicans have carried the state in four of the last five elections including, of course, the hotly-contested outcome in 2000 where the state was awarded to George Bush by a hair. CQ Politics' Election Forecast has "No Clear Favorite here.

We're updating California and North Carolina today. California is all good news for Barack Obama and the numbers in North Carolina show a contest with John McCain that is within reach, but Obama is having trouble solidifying Democrats behind him.

• California: Obama leads McCain by 54 percent to 30 percent with 4 percent choosing "other" and 12 percent expressing "no opinion" in a Field Poll poll conducted July 8-14. The margin of error is 3.9 percent. That's a 3 point pick-up for Obama since May. The pollster says Obama has had success in bringing Hillary Clinton supporters into his fold. Obama's favorable-to-unfavorable ratio is 63 percent to 26 percent compared to McCain's 48 percent to 38 percent. Fifty-one percent of Obama supporters describe themselves as "very enthusiastic" about supporting him compared to only 17 percent of those backing McCain.. A June 23 Rasmussen Reports survey showed him leading 58 percent to 30 percent with 5 percent preferring "other" and 7 percent undecided. The margin of error was 4.5 percent. Obama is viewed favorably by 63 percent of Californians compared to 43 percent for McCain.A SurveyUSA poll, conducted June 17-19 had Obama ahead of McCain 53 percent to 41 percent with 6 percent undecided . The margin of error was 4.5 percent.