The U.S. Supreme Court has given a boost to a challenge brought by 21 pharmaceutical and medical equipment companies in a lawsuit accusing them of helping to fund terrorism that killed or injured hundreds of American troops and civilians in Iraq.

Opioid drug giant Mallinckrodt, selling more than Purdue Pharma in the United States, has been forced by the courts to publish more than 1.3 million internal documents. These reveal a carefully coordinated effort to shape medical attitudes toward pain medicine.

The U.S. state of Kansas has sued Pfizer, accusing the company of misleading the public about its COVID-19 vaccine by hiding risks while making false claims about its effectiveness.