Changes

Moderate Republican [[George Voinovich]] has announced he will not seek a third term. The Democratic field includes Lieutenant Governor Lee Fisher and Ohio Secretary of State Jennifer Brunner. Fisher has received the endorsement of Democratic Governor [[Ted Strickland]]. Meanwhile, Republicans has rallied behind [[Rob Portman]], former Congressman and Director of the Office of Management and Budget. The race is expected to be one of the most competitive in the election cycle.

Moderate Republican [[George Voinovich]] has announced he will not seek a third term. The Democratic field includes Lieutenant Governor Lee Fisher and Ohio Secretary of State Jennifer Brunner. Fisher has received the endorsement of Democratic Governor [[Ted Strickland]]. Meanwhile, Republicans has rallied behind [[Rob Portman]], former Congressman and Director of the Office of Management and Budget. The race is expected to be one of the most competitive in the election cycle.

===Democrat incumbents===

===Democratic incumbents===

*'''Arkansas'''

*'''Arkansas'''

*'''New York-Special Election'''

*'''New York-Special Election'''

Democrat Kirsten Gillibrand was appointed by Governor [[David Patterson]] to replace [[Hillary Clinton]] after turmoil surrounding her appointment. The thought that Governor Patterson may appoint [[Caroline Kennedy]] gained national media coverage. Gillibrand’s moderate views alienated some of the more liberal members of the Democratic Party, and her appointment was not well received. Nine-term Congressman [[Peter King]] considered seeking the Republican nomination but later declined to run. Republicans are trying to recruit former Governor [[George Pataki]].

Democrat [[Kirsten Gillibrand]] was appointed by Governor [[David Patterson]] to replace [[Hillary Clinton]] after much confusion on his part. Patterson mishandled the proposed appointment of [[Caroline Kennedy]], gaining ridicule for both of them. Gillibrand’s moderate views alienated the left wing of the Democratic Party. She has proven a remarkably successful fundraiser, and primary challengers have dropped away. Nine-term Congressman [[Peter King]] considered seeking the Republican nomination but later declined to run. Republicans are trying to recruit former Governor [[George Pataki]], who runs even in the polls with Gillibrand.

*'''North Dakota'''

*'''North Dakota'''

*'''Pennsylvania'''

*'''Pennsylvania'''

After public opinion polls showed him losing the Republican primary by as much a 20 points, [[RINO]] [[Arlen Specter]] announced he will change party affiliation to Democrat. Now Specter faces two heavyweight opponents, 7th-district Congressman [[Joe Sestak]] in the Democrat Primary, and former 15th district Congressman and [[Club for Growth]] President [[Pat Toomey]] in the general election. Specter gained criticism from conservatives for being one out of only three Republicans in Congress to support the $787 billion economic stimulus package.

After polls showed him losing the Republican primary by as much a 20 points, [[Arlen Specter]] simply changed party affiliation and is now a Democrat. Now Specter faces two heavyweight opponents, 7th-district Congressman [[Joe Sestak]] in the Democratic primary, and former 15th district Congressman and [[Club for Growth]] President [[Pat Toomey]] in the general election.  

*'''Vermont'''

*'''Vermont'''