"He calls himself the presumptive nominee, what should we call him?" MSNBC "Morning Joe" host Mika Brzezinski asked Steele on Wednesday.

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"The presumptive nominee," Steele responded. "If he were any other candidate, that's exactly what everyone in Washington and around the country would be calling him inside the GOP.

"Donald Trump put together a massive coalition of support last night. He's now winning in every region of the country," Steele said.