Simply because of the coronavirus pandemic, the Trump administration is thinking of a program to shut the U.S. border with Mexico and Canada as shortly as this week to asylum seekers and other foreigners who don’t have authorization to enter the country, folks common with the program said.

Underneath the program, the administration would maintain ports of entry open up to U.S. citizens, permanent people and foreigners with legal authorization to enter the country. Foreigners included by President Trump’s present vacation restrictions on China and Europe are…