Amazon.com Inc. provided “misleading or grossly incomplete” data about the number of Covid-19 infections potentially spread in its U.S. facilities, according to a labor group calling on the federal government to investigate the company.

The Biden administration asked a federal appeals court in Cincinnati to allow a three-judge panel consider the legal challenge to its contentious Covid-19 shot-or-test rule, rather than break with that normal procedure in a way that would likely make the measure harder to defend.

Employers should avoid delving too deeply into workers’ professed beliefs when they raise religious objections to mandatory Covid-19 shots, even if they follow a faith that’s neutral toward Covid-19 vaccination or actively endorses it, employment lawyers said.

Employers are split on whether to require the Covid-19 vaccine of their workers even as the disease continues to spread, new variants emerge, and federal vaccine requirements remain in legal suspension.

A Supreme Court case that will determine the fate of Roe v. Wade—the landmark ruling that legalized abortion nationwide—has intensified pressure to permanently nix a requirement to only give out pills ending early pregnancy in-person.

The Covid-19 vaccine mandate for health-care workers could spark an uptick in litigation challenging the denial of medical and religious exemptions to the controversial rule.