Here are the areas where Haley could put up a fight as Trump looks to sweep the South Carolina primary

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Voters are casting ballots today in South Carolina, the last of the major early states to choose a Republican nominee for president before Super Tuesday.

Former President Donald Trump has maintained a consistent and commanding polling lead, while the state’s former governor, Nikki Haley, will try to prove that she is a viable candidate with a competitive performance.

She will need to win at least in Charleston and Richland to clear that bar, while Trump will be looking to sweep the rest of the state.

Greenville and Spartanburg are battlegrounds to watch

Two counties in upstate South Carolina, Greenville and Spartanburg, add up to about 16% of the registered voter population of the state.

Like the overall region, these two counties are also heavily White and evangelical.

As we saw in Iowa, these voters favor Trump by wide margins, and the latest polling in South Carolina suggests they will vote similarly here today.

When Trump first ran for president in 2016, he had two major competitors in the Palmetto State: Ted Cruz and Marco Rubio.

Both candidates put up a serious fight in these two counties. In Greenville, they took 24.5% of the vote each; Trump won overall with 26.7%.

TRUMP CAMPAIGN PREDICTS ‘A-- KICKING’ FOR HALEY IN SOUTH CAROLINA PRIMARY

Cruz, who courted the evangelical vote throughout his run, took 24.5% in Spartanburg, while Rubio received