Protesters criticized President Prabowo Subianto of Indonesia during a rally in Jakarta on Tuesday.

Nizamiye Hospital in Abuja, Nigeria, where the country’s first Ebola patient was admitted this week. An African health official said that if authorities could not come up with ways to stamp out the outbreak, “the whole continent can be affected.”

The Grand Palais in Paris, site of the Art Basel Paris preview.

Testing for Ebola in the Democratic Republic of Congo, where thousands of people have died in this year’s outbreak.

A B‑1B Lancer bomber at the R.A.F. Fairford air base in Fairford, Gloucestershire, England, last month.

The gate of the Canadian Forces Base Wainwright on Sunday.

People at the Kenya-Uganda border this month. Uganda separates Kenya and the Democratic Republic of Congo, where an Ebola outbreak has hit hard.

Emergency crews and military personnel at a health center after a “serious incident” on Saturday at a military base in Wainwright, Alberta.

The head of MI5, Ken McCallum, during his annual threat briefing in London in 2025.

A police car leaving R.A.F. Molesworth, after two Latvian citizens were arrested there in the early hours of Thursday morning.

Drawing blood at an H.I.V. clinic in South Africa last year. The research networks’ large footprint has enabled them to develop tools to prevent and treat H.I.V., including in marginalized or rare populations.

Armed police officers stood guard on a road outside the perimeter of the R.A.F. Fairford air base last month.

The Kenyan cabinet secretary for health, Aden Duale, at a news conference in Nairobi on Tuesday. He said the man with Ebola had lived in Congo for seven years, and fell sick a month ago.

A police roadblock near the R.A.F. Fairford air base. Prime Minister Andy Burnham of Britain said on Wednesday that there were “strong indications that Iran played a part” in the previous weekend’s events there.

A B-1 bomber at R.A.F. Fairford in Britain taking off on Sunday. All 12 B-1s were moved from the base in a highly unusual withdrawal.

A roadblock outside R.A.F. Fairford base in England on Sept. 27, as the counterterrorism police investigated a murky plot.

Marine Corps Air Station Futenma, where Lance Cpl. Devin J. Ballad was assigned, is seen in the background in Okinawa, Japan.

Concrete barriers were in place by the R.A.F. Fairford main entrance on Thursday in Fairford, England.

Outside the R.A.F. Fairford base in southwest England on Monday. Mr. Burnham said there was an “ongoing, complex and serious police investigation,” and that Britain was working closely with the United States.

A police officer at a roadblock near R.A.F. Fairford air base, possibly the target of an attack plot, in Fairford, Gloucestershire, England, on Tuesday.

Police officers outside the Fairford Youth Football Club near the R.A.F. Fairford base in England on Sunday. The counterterrorism police said they were investigating a possible terrorist plot targeting the base.

Police officers guarded an area on Tuesday as roadblocks remained in place near R.A.F. Fairford air base.

Armed police officers stand guard on a road outside the perimeter of R.A.F. Fairford air base in southern England on Monday.

Police officers at an entrance to the R.A.F Fairford base in southern England on Sunday.

Th police were posted outside an entrance to the R.A.F. Fairford base in southwest England on Sunday.

Xi Jinping, China’s leader, and President Trump during a welcoming ceremony at the White House on Thursday.

Construction of apartment buildings as part of the +Colonia city development in Colonia del Sacramento, Uruguay. Praxis said it plans to build its community within +Colonia.

Genta Koja, a conservative, celebrating in Naha city, Japan, on Sunday after he was projected as the victor in the election for governor of Okinawa.

Dr. Jean Kaseya, the director general of the Africa Centers for Disease Control and Prevention, in July in Kinshasa, Democratic Republic of Congo.

The first day of school at Sichovy Collegium in Zaporizhzhia, Ukraine, on Tuesday. The school operates from an underground space, built to allow children to continue learning safely amid the war.

New World screwworm flies in a cage at a facility in Metapa, Mexico, that that produces sterile flies, which when released into the wild slowly reduce the population size.

A government building following an attack on the airport and the presidency in Niamey, Niger, on Saturday.

President Recep Tayyip Erdogan in Ankara, Turkey, this year. Analysts and officials fear the growing rivalry between Turkey and Israel could exacerbate volatility in the Middle East.

Artemis Ghasemzadeh at her new home on Denman Island near Vancouver.

A penguin getting vaccinated on Philip Island, Australia, on Sunday.

Preparing a dose of the Candid #1 vaccine against Argentine hemorrhagic fever at Carrasco Hospital in Rosario, Argentina.

A Google booth during the World Artificial Intelligence Conference in Shanghai last month. China wants a greater voice in the development of A.I. chatbots.

The emergency department of Yangon General Hospital on Friday.

The Russian naval facility at Tartus in coastal Syria in 2024.

Roseline Rabouine, who was forced to leave Chagos Islands when she was 8, attending mass in Port Louis, Mauritius, last month.

Water cannons cooled off the crowd during a professional baseball game in Seoul last month.