Trump atop GOP field in Georgia, Tennessee ahead of Super Tuesday
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Three new NBC News/Wall Street Journal/Marist polls show GOP front-runner Donald TrumpDonald John TrumpKoch-backed group launches six-figure ad buy against Heitkamp Anti-abortion Dem wins primary fight Lipinski holds slim lead in tough Illinois primary fight MORE leading in Georgia and Tennessee ahead of votes in those states on Super Tuesday.

Sen. Ted CruzRafael (Ted) Edward CruzCruz says Cambridge Analytica assured him its practices were legal Dem battling Cruz in Texas: ‘I can understand how people think this is crazy’ Overnight Tech: Facebook faces crisis over Cambridge Analytica data | Lawmakers demand answers | What to watch for next | Day one of AT&T's merger trial | Self-driving Uber car kills pedestrian MORE, however, is atop the GOP field in his home state of Texas.

Trump has 30 percent support among likely Republican voters in Georgia, followed by Cruz and Sen. Marco RubioMarco Antonio RubioRubio: McCabe 'should've been allowed to finish through the weekend' For Tillerson, bucking Trump became a job-killer At least six dead after pedestrian bridge collapses on cars in Florida MORE (Fla.) with 23 points apiece. No other GOP candidate has more than 10 percent support.

Trump has 40 percent in Tennessee, pollsters found, where he is trailed by Cruz with 22 percent and Rubio with 19 percent.

Cruz, however, has 39 percent support in his home state of Texas. He is followed by Trump at 26 percent and Rubio at 16 percent.

Pollsters questioned likely Republican voters between Feb. 18 and 25, before the latest GOP debate. The margin of error is 4.2 percent in Georgia, 3.8 percent in Tennessee and 4.2 percent in Texas.