Newt Gingrich Edges Mitt Romney in Mississippi Poll

A poll from American Research Group released on Friday finds Newt Gingrich leading the pack of Republican presidential candidates in Mississippi, which holds a primary Tuesday with 40 delegates on the line.

Gingrich takes 35 percent in the poll of likely primary voters, followed by Mitt Romney with 31 percent and Rick Santorum in third with 20 percent. Ron Paul places fourth with 7 percent and 7 percent remain undecided.

The poll of 600 likely Mississippi Republican primary voters was taken March 7-8 and had a margin of error of +/- 4 percent.