FOX NEWS: Trump-basher Mark Sanford's defeat a big lesson for GOP candidates as Democrats' path to glory narrows

Trump-basher Mark Sanford's defeat a big lesson for GOP candidates as Democrats' path to glory narrows



President Trump flexed his political muscle and proved he has the power to sway Republican voters Tuesday when his last-minute attack on Rep. Mark Sanford helped defeat the former governor in Sanford’s primary for re-election to the House.