Coco Gauff of the United States celebrates in a match against Elena Rybakina of Kazakhstan during a National Bank Open semifinal tennis match in Toronto, Wednesday, August 12, 2026. (Chris Young/The Canadian Press via AP)

FILE - The northern lights, or the aurora borealis, appear in the sky over Rat Lake in Yellowknife, Northwest Territories on Aug.8, 2024. (Bill Braden/The Canadian Press via AP, File)

FILE - This undated image made available by the Centers for Disease Control and Prevention on Feb. 4, 2015, shows an electron microscope image of a measles virus particle. (Cynthia Goldsmith/Centers for Disease Control and Prevention, via AP, File)

In this photo provided by the Ukrainian Emergency Service, cars burn as firefighters try to put out a fire following a Russian drone attack in Kyiv region, Ukraine, Friday, Aug. 28, 2026. (Ukrainian Emergency Service via AP)

In this photo provided by the Ukrainian Emergency Service, cars burn as firefighters try to put out a fire following a Russian drone attack in Kyiv region, Ukraine, Friday, Aug. 28, 2026. (Ukrainian Emergency Service via AP)

Defense attorney Kevin Reddington makes his closing arguments to the jury in the Lindsay Clancy murder trial at Plymouth Superior Court in Plymouth, Mass., Thursday, Aug. 27, 2026. (Greg Derr/The Patriot Ledger via AP, Pool)

Lindsay Clancy tries to hold back tears as details of the murder of her three children are given in court during her murder trial at Plymouth Superior Court in Plymouth, Mass., Thursday, Aug. 27, 2026. (Greg Derr/The Patriot Ledger via AP, Pool)

FILE - Workers prepare extruded aluminum product for packaging at Magna Aluminum Profile's fully electric powered extrusion facility in Salaberry-de-Valleyfield, Quebec, Canada, on Sept. 3, 2025. (Christopher Katsarov/The Canadian Press via AP, File)