Preparing for Cyberstrike on Russia, U.S. Confronts Hacking by China

In writings and talks over the past four years, Mr. Sullivan has made clear that he believes traditional sanctions alone do not sufficiently raise the cost to force powers like Russia or China to begin to talk about new rules of the road for cyberspace.

But government officials often fear that too strong a response risks escalation.

That is a particular concern in the Russian and Chinese attacks, where both countries have clearly planted “back doors” to American systems that could be used for more destructive purposes.

American officials say publicly that the current evidence suggests that the Russian intention …

Nazanin Zaghari-Ratcliffe’s Sentence Ends in Iran

LONDON — Nazanin Zaghari-Ratcliffe, a British-Iranian woman who has been detained in Tehran since 2016, had her house arrest orders lifted as her sentence ended on Sunday, but her return to London remained uncertain as she faced new charges.

Over the past five years, Ms. Zaghari-Ratcliffe’s case has deepened a diplomatic rift between Britain and Iran and drawn international condemnation. But exactly what will happen next is still unclear — a common state of affairs during much of her time in custody, a period filled with raised expectations and dashed hopes for her family and supporters.

Ms. Zaghari-Ratcliffe was convicted

Oprah’s Meghan and Harry Interview Explained: A Full Guide

Today, CBS will broadcast a two-hour interview between the majestic ceremonial figurehead of the United States, Oprah Winfrey, and two nonworking members of the British royal family. Here’s what you don’t need to know, but might care to find out anyway.

On television, Sunday, March 7, at 8 p.m. Eastern on CBS. (It will be broadcast on ITV in Britain on Monday, March 8, at 9 p.m.) Follow live updates and analysis at The New York Times.

The same way she overcame childhood poverty

Colombia Seeks Justice for War Atrocities Via New Court

BOGOTÁ, Colombia — The testimony is searing. “They tied me to a tree,” said one victim of Colombia’s guerrillas. “They put us in a cage,” said another. “I was kidnapped for four years.”

“Until then, I had not heard of ‘mass graves,’” said a victim of the military. “Finally I understand that those in charge of protecting civilians killed thousands of Colombians.”

After decades of civil war, Colombia has created a historic postwar court designed to reveal the facts of a conflict that defined the nation for generations, morphing into the longest-running war in the Americas.

Thousands have testified. Wide-ranging