Marijuana’s classification as one of the most dangerous and habit-forming substances has long drawn criticism.

© Adriana Zehbrauskas for The New York Times

Proposed new rules would punish the hospitals by pulling all federal financing. Advocates say lawsuits will follow.

© Tierney L. Cross/The New York Times

Readers respond to an Opinion guest essay about the justices and unitary executive theory. Also: The danger posed by Health Secretary Robert F. Kennedy Jr.

Olivia Nuzzi doesn’t seem to recognize that her collaboration with Robert Kennedy was a grave professional betrayal.