He is no longer beholden to special interests and to fringe groups for re-election.

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"Special interests purporting to represent gun owners but really advancing the interests of an ideological fringe have used big money and influence to cow Congress into submission, " they write.

CNN: STORY HIGHLIGHTS

That is on the fringe of the area that attracts London cost-of-living allowances, so he will not benefit from the special deal for inner London.

BBC: Teachers angry at pay 'freeze'