What Congress can do right now to prevent a war crime in Iran

Reminding military personnel of their legal obligations isn't enough, but it's a start.

Early this morning, Donald Trump tweeted, in clear reference to Iran: “A whole civilization will die tonight, never to be brought again.” I have generally resisted getting too worked up about Trump’s hyperbolic rhetoric, but it would be unconscionable not to take this threat serious. This is a threat to commit a war crime, and one of such magnitude that…