A group of anti-abortion pregnancy centers in New Jersey is asking the Supreme Court on Tuesday to let it challenge an investigative subpoena from the state's Democratic attorney general in federal court on grounds it violates the First Amendment.

First Choice Women's Resource Centers, a faith-based organization that operates five locations across the state, claims the subpoena is part of a "hostile" campaign by Attorney General Matthew Platkin to harass the group and discourage people from supporting it.

The subpoena seeks thousands of pages of documents to determine whether the group "engaged in deceptive or otherwise unlawful conduct," including the names and contact information of donors who may have wished to remain private.

AP Photo/Mark Schiefelbein, File

"His demand for do

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