The North told South Korean envoys it is willing to negotiate with the United States on abandoning its nuclear weapons. President Trump welcomed what he called “possible progress.”

Under a deal reached Tuesday, lawmakers enacted 5 percent raises for all state workers. Union leaders said it was enough to get the teachers back to work after almost two weeks.

Mr. Cohn had made clear his opposition to the steel and aluminum tariffs that Mr. Trump plans to impose. It’s the latest departure from a White House in chaos.

The White House was scrambling to put together an order that the president could sign at a 3:30 p.m. meeting with industry executives, but aides said details were in flux.

No sitting American president has ever met a North Korean leader, and the meeting with Kim Jong-un would be a breathtaking gamble.

Rex W. Tillerson, a former chief executive of Exxon Mobil, had been among President Trump’s most well-regarded cabinet choices. He is replaced by Mike Pompeo, currently the C.I.A. director.

A physicist and best-selling author, Dr. Hawking did not allow his physical limitations to hinder his quest to answer “the big question: Where did the universe come from?”

Prime Minister Theresa May said it was the biggest expulsion of diplomats in more than 30 years.

The court order is the first known time the special counsel has demanded that records directly related to the president’s businesses be turned over.

A pedestrian walkway that was still under construction collapsed onto a busy highway in Miami on Thursday, killing at least six people.

Lack of candor is a fireable offense at the F.B.I., but Mr. McCabe’s last-minute dismissal from the agency was carried out against a highly politicized backdrop.

He easily secures an expected fourth term as leader with no serious challenger in the race.

The authorities said the latest explosion in Austin, Tex., might have been triggered by a tripwire, and made a direct appeal to whomever has been planting the deadly package bombs.

The 24-year-old, who has not been identified, is believed to have been involved in the attacks that left at least two people dead.

President Trump named John R. Bolton, a hard-line former American ambassador to the United Nations, to replace Lt. Gen. H.R. McMaster.

The first scheduled non-stop flight between the two countries has arrived in London after a 17-hour trip.

Many of those killed in the blaze in Kemerovo, Siberia, on Sunday were children.

The expulsion order included 12 people identified as Russian intelligence officers stationed at the United Nations. The Russian consulate in Seattle also must close.

The meeting, Mr. Kim’s first with another head of state, added a new layer of complexity to the global diplomacy around North Korea’s nuclear program.

The move punctuated what has been a sharp fall from favor for David J. Shulkin, who delivered President Trump a string of bipartisan legislative victories.