By Andrea Hopkins CRITTENDEN, Kentucky (Reuters) - Anti-war sentiment may win votes in many parts of America but in Kentucky's most competitive congressional race, the Republican incumbent and Democratic challenger alike stand behind President George W. Bush's war in Iraq.

Sen. Bob Graham, who dropped his bid for the Democratic nomination for president last month, has decided not to seek re-election to a fourth Senate term in 2004, a source close to Graham said Monday.

Louisiana Sen. John Breaux, a leading Democratic centrist during three terms in office, has told fellow lawmakers he intends to retire next year rather than seek re-election, officials said Monday.

Sen. John Breaux, a leading Democratic centrist and dealmaker during three terms in office, announced Monday he will not run for re-election next year.

Two Southern Democratic governorships could well flip to the GOP when voters go to the polls Tuesday, with strategists looking for clues to next year's presidential race in the results from Kentucky and Mississippi.