Are they leaving Trump or loving him?

Donald Trump is struggling to unite the Republican Party and has recently seen a series of high-profile defections. As the presidential campaign continues, we'll keep track of Republicans standing by Trump, and who's pumping the brakes.

Jump to a category to see where Republicans fall on the spectrum of Trump endorsements:

Abandoning ship after video release

After the release of a video that featured Trump bragging about groping women, several Republicans began to publicly withdraw their support. Some called for Trump to step down altogether. Here's who has officially abandoned the nominee in the wake of the fallout:

Sen. John McCain (Ariz.)

"Donald Trump’s behavior this week, concluding with the disclosure of his demeaning comments about women and his boasts about sexual assaults, make it impossible to continue to offer even conditional support for his candidacy."

Read more

Former Gov. Arnold Schwarzenegger (Calif.)

"For the first time since I became a citizen in 1983, I will not vote for the Republican candidate for President. … But as proud as I am to label myself a Republican, there is one label that I hold above all else - American."

Read more

They're with her—or voting their conscience

These figures have strayed the furthest from the Republican Party, explicitly stating that not only are they not voting for Trump, but they may throw their support behind Clinton.

Never Trump

They've come out strong against Trump and haven't ruled out voting for Clinton.

Never Trump, Never Clinton

This group has disavowed both parties' candidates altogether.

Staying out of it

They've made it clear they're no fans of Trump—but they won't say much more than that.

Murky waters

These Republicans won't say who they're voting for, but it's definitely not Hillary Clinton.

Wavering or backing with caveats

They've suggested Trump is on thin ice.

'I'll support the nominee'

You probably won't see these Republicans on the campaign trail for Trump, but he has their vote.

Clear endorsement

Since declaring their support for Trump, they've remained mostly steadfast.

Actively campaigning

These Republicans may not have been on the Trump Train at first, but they are actively promoting him.

Credits: Additional reporting by Melissa Leu, Len DeGroot, Kyle Kim, Armand Emamdjomeh, Lorena Iñiguez Elebee and Raoul Rañoa. Photos by Associated Press, Getty Images and CQ Roll Call.