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Key Senate, House and Governor Races Interactive Map
Click on a shaded state below to see key raceshttp://projects.washingtonpost.com/elections/keyraces/map/Key Senate, House and Governor Races Listhttp://projects.washingtonpost.com/elections/keyraces/House
* Arizona, District 8
Open Seat: Immigration has split the Republicans in this race.
* California, District 4
GOP incumbent John Doolittle faces ethics questions while national Democrats look to capture his seat.
* Colorado, District 7
Open Seat: 2006 looks like a good year for Colorado Democrats.
* Connecticut, District 2
The national political climate could doom the incumbent.
* Connecticut, District 4
Anger over the war may doom GOP incumbent Chris Shays.
* Connecticut, District 5
Rep. Nancy Johnson has kept her seat for nearly a quarter-century. By most accounts, however, this achievement has been more in spite of her GOP affiliation than because of it.
* Florida, District 22
The GOP incumbent faces his toughest fight since being elected in 1980.
* Georgia, District 8
Incumbent Jim Marshall (D) remains the favorite, but this is a race to watch.
* Illinois, District 6
Open Seat: Iraq war veteran Tammy Duckworth (D) brings national attention to this race.
* Illinois, District 8
Rep. Melissa Bean's (D) is nearing the edge of the woods.
* Indiana, District 2
The Democratic Congressional Campaign Committee smells blood in this race where incumbent Republican Chris Chocola faces a rematch with his 2004 opponent, Joe Donnelly.
* Indiana, District 8
Incumbent John Hostettler shoestring campaign has made him vulnerable.
* Indiana, District 9
This rematch between two top candidates looks like a toss up.
* Iowa, District 1
Open Seat: Businessman Mike Whalen (R) will face Attorney Bruce Braley (D) in the general election.
* Iowa, District 3
This race remains competitive, but the Democrat appears to have some breathing room.
* Kentucky, District 4
National Democrats are pouring money into this race -- but is it paying off?
* Louisiana, District 2
The legal troubles of incumbent William Jefferson have put this seat in play.
* Maryland, District 1
The Eastern Shore looks set to return its moderate Republican congressman to the House.
* Maryland, District 2
Rep. Dutch Ruppersberger (D) is unchallenged in his Baltimore-based seat.
* Maryland, District 3
Open Seat: When Ben Cardin (D) left to run for the Senate, this race got crowded - fast.
* Maryland, District 4
Seats don't get much more Democratic than this one in the D.C. suburbs.
* Maryland, District 5
Minority Whip Steny Hoyer (D) is expected to rack up his 13th win in November.
* Maryland, District 6
The state's most conservative corner looks set to return the most conservative member of its delegation.
* Maryland, District 7
Rep. Elijah Cummings (D) will not be challenged for his Baltimore-based seat.
* Maryland, District 8
Given the partisan breakdown of this suburban D.C. district, expect a 3rd term for Rep. Chris Van Hollen (D) in the fall.
* Minnesota, District 6
Open Seat: Public feeling about the economy could be a deciding factor in this race.
* Nevada, District 3
Incumbent Rep. Jon Porter (R) was once seen as a shoo-in for reelection, but Democratic challenger Tessa Hafen has made this a real contest.
* New Mexico, District 1
Incumbent Heather Wilson faces the fight of her political life.
* New York, District 24
Open Seat: Democratic and GOP heavyweights are lining up behind their respective candidates.
* North Carolina, District 11
A former NFL quarterback is a formidable Demcratic challenger.
* Ohio, District 6
Open Seat: The Democratic candidate has rebounded after a rocky start.
* Ohio, District 15
The incumbent's high-profile role in the GOP has made her a target.
* Ohio, District 18
Embattled incumbent Rep. Bob Ney's (R) sudden departure throws this race wide open.
* Pennsylvania, District 6
Democrats hope to knock-off the GOP incumbent in this Democratic leaning district.
* Pennsylvania, District 7
Rep. Curt Weldon (R) may simply not be able to shake off the rust in time to win.
* Pennsylvania, District 8
Incumbent Republican Mike Fitzpatrick faces Democratic challenger and Iraq War veteran Patrick Murphy in what could become a referendum on President Bush's foreign policy.
* Texas, District 17
Rep. Chet Edwards is a marked man, but a strong candidate.
* Texas, District 22
Open Seat: Democrat Nick Lampson will likely face a GOP write-in candidate.
* Vermont, District At large
Open Seat: Polling shows this race is a dead heat.
* Virginia, District 1
With a large military population, the 1st district is reliably Republican.
* Virginia, District 2
Voters here may be leaning away from the GOP candidate.
* Virginia, District 3
Redistricting gave the state's 3rd a black majority -- and a solidly Democratic political profile.
* Virginia, District 4
Rep. Randy Forbes (R) is without a Democratic challenger in his solidly Republican district.
* Virginia, District 5
Rep. Virgil Goode (R) faces a re-match in this potentially competitive race.
* Virginia, District 6
Rep. Bob Goodlatte (R) has no Democratic opponent this heavily Republican district.
* Virginia, District 7
Rep. Eric Cantor (R) faces a re-match with his 2004 independent opponent.
* Virginia, District 8
Rep. Jim Moran's (D) winning streak is likely to continue.
* Virginia, District 9
Rep. Rick Boucher (D) has successfully married the culturally conservative positions of his district with his party's national image for some time now.
* Virginia, District 10
While this Northern Virginia seat trends more Democratic of late than in the past, it is still reliably red for the time being.
* Virginia, District 11
Fairfax County has been trending Democratic, but Davis (R) has not been in political trouble in the 11th District.
* West Virginia, District 1
Ethics questions and accusations of resume padding are dominating this race.
* Wisconsin, District 8
Open Seat: A competitive race has emerged in the home of the Green Bay Packers.
Senate
* Arizona
Incumbent Sen. Jon Kyl has put some distance between himself and a challenger.
* Connecticut
Democrat Ned Lamont defeated incumbent Sen. Joe Lieberman (D) in the Aug. 8 primary, but Lieberman will run as an independent in November.
* Maryland
Open Seat: Republican Michael Steele faces an uphill battle in a state that is deep blue.
* Michigan
The economy could spell trouble for a normally strong incumbent.
* Minnesota
Open Seat: The Democrat in this race appears to have a slight lead.
* Missouri
If ever Democrats can turn the Republican tide in Missouri, this is the year.
* Montana
The GOP incumbent has sounded some sour political notes.
* Nebraska
This race is heating up, but incumbent Ben Nelson (D) will be hard to beat.
* New Jersey
A seasoned politician battles a young man with a famous last name.
* Ohio
Incumbent Mike DeWine (R) may be able to overcome an anti-GOP environment.
* Pennsylvania
Incumbent Rick Santorum (R) is fighting hard to catch challenger Bob Casey (D).
* Rhode Island
The national GOP is trying to shore up endangered incumbent Lincoln Chafee.
* Tennessee
Open Seat: Open Seat: Former Chattanooga Mayor Bob Corker (R) will face Rep. Harold Ford (D) in the fall.
* Virginia
Democrats' chances of ousting Sen. Allen (R) rest on former Reagan Administration official Jim Webb.
* Washington
A GOP challenger has gained on the Democratic incumbent.
More
* Special Report: Campaign 2006
* Party Control & Trends: House & Senate | Governorships
* Race rankings from The Fix