Adam Pasick

We have a primer on today’s Trump-Putin summit in Alaska.

Plus: To appreciate a dancer, watch the hands.

The U.S. organizes military aid for Ukraine, as Russia warns a proxy war could lead to nuclear war.

The concepts and jargon you need to understand ChatGPT.

Poland vows to send tanks to Ukraine on its own, if necessary

Germany has been reluctant to send its Leopards.

Here’s what you need to know at the end of the day.

A Ukrainian air defense missile — not a missile fired by Russia — most likely caused an explosion.

The Justice Department charged three men with fraud for their role in a scheme to bolster the value of a New Jersey sandwich shop that brought in less than $40,000 in annual sales.

A troubling replay of the coronavirus pandemic.