McCain, Clinton, and Obama are opposed to it.
Dole is opposed to it. The Democrats who are vying to run against her are opposed to it.
McIntyre is opposed to it.
The politicians are never going to give up the current system of income tax without an armed insurrection - and don't forget a full half of the country opposes you because they are skating by and letting the other half carry 96% of the tax burden.
...but no candidates support it!