Last month, animal rights activists tried to steal some of the dogs from the Wisconsin facility, Ridglan Farms, but were thwarted by tear gas and rubber bullets.
The Washington Post won the award for public service, considered the most prestigious of the Pulitzers, for its coverage of the Trump administration’s overhaul of federal agencies.
A lower-court ruling had reinstated a Food and Drug Administration requirement that patients visit a health care provider in person to obtain mifepristone.