CBS poll: Trump holds 15-point lead in Michigan
© Getty Images

Republican presidential candidate Donald TrumpDonald TrumpPentagon chief: 'I don’t have any issues with the press' Kasich: The media is 'an important part of democracy' Former Obama national security adviser blasts decisions in Syria as a 'colossal mistake' MORE has a 15-point lead in Michigan, according to a poll released early Sunday.

Trump has 39 percent of the vote in an online CBS News 2016 Battleground Tracker survey conducted by YouGov, with his closest rival, Texas Sen. Ted CruzTed CruzTrump to interview four candidates for national security adviser Milo Yiannopoulos to speak at CPAC Reports: Petraeus off the list, Trump down to three candidates to replace Flynn MORE, taking 24 percent.

Florida Sen. Marco RubioMarco RubioTop Dem: GOP is terrified of Trump McConnell on Trump: 'I'm not a fan of the daily tweets' Senate Intel head in the dark about Trump intelligence review MORE follows Cruz in third place with 16 percent, and Ohio Gov. John Kasich is in fourth with 15 percent.

According to the survey, about 70 percent of respondents see Trump as the candidate who would favor "regular people" over big donors. It also showed that GOP voters in Michigan said they'd be less likely to vote for an establishment candidate.

YouGov interviewed 1,415 registered voters in Michigan.

Trump also holds a large lead in the NBC News/Wall Street Journal/Marist poll released Sunday morning. He has 41 percent support among likely Republican primary voters in Michigan. Cruz follows with 22 percent, with Rubio in third at 17 percent. Kasich has 13 percent.

But in an ARG poll released Saturday, Kasich edged out Trump, 33 to 31 percent. In that poll, Cruz comes in third with 15 percent, and Rubio follows with 11 percent.