On September 20, Juul Labs filed a federal lawsuit in the US District Court of the District of Columbia, stating that the Food and Drug Administration (FDA) is withholding documents crucial to the agency’s new review of the company’s vaping products. Like other vapor manufacturers, Juul had to file premarket tobacco product applications (PMTAs) by September 2020, showing that its products were “appropriate for protection of public health”—a threshold that has come to be understood as helping adults switch from cigarettes to a safer alternative while not introducing a new generation to nicotine. [...]