Hey, good morning, Playbookers and Rooko Monovalin.

Another Tuesday, another massive set of primaries that'll test Trump's grip on the GOP.

It's your Politico Playbook Daily Briefing.

We got primaries today in Alabama, Arkansas, Texas, and Minnesota.

But today's most watched state will be Georgia.

For former President Donald Trump,

the stakes could not be higher. In the gubernatorial primary, Governor Brian Kemp faces former

Senator David Perdue. Trump, who partly blames Kemp for his loss of the state in 2020,

has bet bigly on Purdue. He recruited him to run and sunk $2.5 million of his own campaign cash

into Purdue's effort.

And yet, according to the Real Clear Politics polling average,

Kemp leads Purdue by an average of 22 points.

Steve Shepard writes in today's playbook that, quote,

the Republican base is poised to take a turn, delivering Trump a stinging rebuke in a state

where, during his presidency, the GOP lost two

Senate seats, two House seats, and the state's electoral college votes for the first time

since the 1990s. For Trump, the risk is not simply that his favorite candidates could lose.

It's that a defeat here could further erase the sense of him as an untouchable GOP kingmaker.

If Purdue goes down, it'll be the

third time this year that a Trump-endorsed gubernatorial candidate has been defeated in a GOP primary.

An array of big-name GEPP figures have flocked to the Peach State to support Kemp, including

former New Jersey Governor Chris Christie, sitting Arizona Governor Doug Ducey, and most recently,

...