Ukraine Says It Killed General Who Led Russia’s Nuclear Defense Force

A Ukrainian official said Kyiv was responsible for the assassination in Moscow of Gen. Igor Kirillov, the chief of Russia’s radioactive, chemical and biological defense forces.

Behind Germany’s Political Turmoil, a Stagnating Economy

One of Europe’s powerhouses is losing its competitive edge, and the political class can’t agree on why — or what to do about it.

Elon Musk and SpaceX Face Federal Reviews After Violations of Security Reporting Rules

Federal agencies have opened at least three reviews into whether the company and its leader complied with disclosure protocols intended to protect state secrets, people with knowledge of the matter said.

Seeking Relief From Brain Injury, Some Veterans Turn to Psychedelics

Unable to find effective treatments at home, veterans with brain-injury symptoms are going abroad for psychedelics like ibogaine that are illegal in the U.S.