Elon Musk and Donald Trump want to privatize the U.S. Postal Service after years of billion-dollar losses. Unions say it’s a ‘terrible idea’

The U.S. Postal Service is facing an uncertain future after the resignation this week of Postmaster General Louis DeJoy and the suggestion by President Donald Trump and Elon Musk, who heads the Department of Government Efficiency, that the mail service could be privatized.

Unions representing postal workers have balked at the idea of privatization, staging protests across the country.

While they support modernization efforts, including those initiated by DeJoy, union leaders...