Hints and tips:
...Mr Santorum has 83, while Newt Gingrich, the former House speaker, has 32 and Texas libertarian Ron Paul has 19....
...With some conservative voters also questioning his personal history of three marriages, one recent poll put Mr Gingrich at third place in Iowa, behind Ron Paul and Mitt Romney....
...Nathan Gonzales of the Rothenberg Political Report, a non-partisan newsletter, agreed....
...Away from the sea, down tracks lined with shacks, the social gap Mr Gonzales speaks of becomes more apparent....
...But one might similarly argue (as Republican presidential candidate Ron Paul often has) that the US was on a slippery slope to war in Iraq by 1998, when Mr Clinton signed the Iraq Liberation Act....
...The Senate is to begin hearings today with Alberto Gonzales, attorney-general, testifying....
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