Donald Trump
Former President Donald Trump grins as he signs an autograph after a rally in New Hampshire a day before winning the state's primary.
  • Republican leaders in Georgia and Michigan are pressuring Nikki Haley to drop out.
  • Their statements come on the heels of Trump's double-digit win in New Hampshire.
  • Haley has made it clear she will remain in the race.

Republican leaders in two critical states are lining up behind former President Donald Trump, furthering the pressure on former UN Ambassador Nikki Haley to drop out of the race even though only two states have voted.

Their messages come after Trump on Tuesday won New Hampshire's GOP primary by double digits.