The subpoenas ask for details on gifts, travel and other perks the two men provided or helped arrange for Supreme Court justices and their relatives, but Senate Democrats will need help from their GOP colleagues if Crow and Leo defy the subpoenas.

Experts say it is unclear if the new rules, which come after reporting by ProPublica and others revealed that justices had repeatedly failed to disclose gifts and travel from wealthy donors, would address the issues raised by the recent revelations.

Conservative activist Leonard Leo helped elect a judge in Wisconsin. Without him, the GOP feared their agenda would be “toast,” according to an email.

Thomas has attended at least two Koch donor summits, putting him in the extraordinary position of having helped a political network that has brought multiple cases before the Supreme Court.

A temporary program for “dangerously mentally ill” patients has continued for five decades, despite calls from critics to provide better care. Soon, Idaho will be the only state still using prisons to house patients who face no criminal charges.

Sens. Dick Durbin and Richard Blumenthal sent a letter noting how the agency missed opportunities to protect the public from faulty medical devices, citing reporting by ProPublica and the Pittsburgh Post-Gazette.

After a ProPublica investigation examined how giant insurers and their intermediaries are imposing fees on doctors and hospitals for electronic payment, a bipartisan group of lawmakers has introduced a bill to end the practice.

A new analysis of Medicare claims by ProPublica and CareSet found that atherectomies, a procedure to treat vascular disease, were performed on about 30,000 patients who had questionable need for them.

After Dr. Caitlin Hicks and her team revealed that some doctors appeared to be overusing lucrative vascular procedures, performing them on patients who may not have needed them, they received hostile pushback from across the profession.

Researchers warned that patients may be undergoing vascular procedures too soon or unnecessarily. ProPublica and CareSet examined federal data to better understand how one treatment is being used.

Since the summer of 2021, the Coast Guard has detained surging numbers of people, including unaccompanied kids. Key findings from our investigation reveal the hidden world of immigration enforcement at sea, a border where different rules apply.

The story of one Indiana store demonstrates how the more than 60,000 gun retailers in America have little financial incentive to say no to questionable buyers and face limited penalties for failing to prevent illegal transactions.

The short documentary “Uprooted” examines a Black community’s decadeslong battle to hold onto their land as city officials wielded eminent domain to establish and expand Christopher Newport University in Newport News, Virginia.