A tale of two parties: Trump, Mamdani put political clout on the line as four states hold primaries

New York City Mayor Zohran Mamdani and President Donald Trump are not on the ballot, but their sway over the Democratic and Republican parties will be tested Tuesday as New York, Maryland, Utah, and South Carolina hold primary elections and runoffs.

Trump, seemingly aiming to hedge his bets, made an 11th hour endorsement ahead of the South Carolina GOP gubernatorial runoff and is now backing both candidates in the showdown to succeed term-limited Republican Gov. Henry McMaster.

Meanwhile...