More and More Tests: What Biden’s Team Is Doing to Expand Access

President Joe Biden’s administration is moving to boost availability of Covid-19 tests in the U.S. and shift the cost for at-home kits to private insurers as the omicron variant creates unprecedented demand.

The administration also is finalizing deals to buy 500 million at-home tests that it plans to send to Americans, while opening testing centers and working with Google to improve search results for site locations.

“On testing, I know this remains frustrating -- believe me, it’s frustrating to me,” Biden said this week.

At many testing sites around the country, long lines persist.

At the same time, retailers ...