A sign is held during a vigil by Stand Up to Racism in memory of late University of Cambridge professor Jason Arday at Trafalgar Square in London, Monday, Aug. 17, 2026. (AP Photo/Kirsty Wigglesworth)

People search for survived books after the fire on the site of the country's biggest book market, cased by Russia's recent missile attack in Kyiv, Ukraine, Wednesday, Aug.19, 2026. (AP Photo/Efrem Lukatsky)

Burned books are seen after the fire on the site of the country's biggest book market, cased by Russia's recent missile attack in Kyiv, Ukraine, Wednesday, Aug.19, 2026. (AP Photo/Efrem Lukatsky)

Tom Fletcher, United Nations Under-Secretary-General for Humanitarian Affairs and Emergency Relief Coordinator, speaks during an interview in Kyiv, Ukraine, Wednesday, Aug. 19, 2026. (AP Photo/Dan Bashakov)

Tom Fletcher, United Nations Under-Secretary-General for Humanitarian Affairs and Emergency Relief Coordinator, speaks during an interview in Kyiv, Ukraine, Wednesday, Aug. 19, 2026. (AP Photo/Dan Bashakov)

This photo taken Sunday, Aug. 16, 2026, shows a message to Russians written by Yevhen Karas, commander of Ukraine's 413th Separate Regiment of Unmanned Systems "Raid", on an FP-1 long-range attack drone during a deep-strike drone mission to hit Russian targets deep in their territory, in an undisclosed location in Ukraine. (AP Photo/Efrem Lukatsky)

Yevhen Karas, commander of Ukraine's 413th Separate Regiment of Unmanned Systems "Raid," writes a message on an FP-1 long-range attack drone on a deep-strike drone mission to hit Russian targets deep in their territory, in an undisclosed location in Ukraine, Sunday, Aug. 16, 2026. (AP Photo/Efrem Lukatsky)

A soldier of Ukraine's 413th Separate Regiment of Unmanned Systems "Raid" prepares an FP-1 long-range attack drone to be launched on a deep-strike drone mission to hit Russian targets deep in their territory, in an undisclosed location in Ukraine, Sunday, Aug. 16, 2026. (AP Photo/Efrem Lukatsky)