The national flags of Canada, front, and the United States fly outside the Galleria Mall in Buffalo, New York, Wednesday, Aug. 26, 2026. (AP Photo/Gene J. Puskar)

California Gov. Gavin Newsom, second from left, speaks during a fireside chat at Allen University, Friday, Sept. 4, 2026, in Columbia, S.C. (AP Photo/Mic Smith)

California Gov. Gavin Newsom speaks during a fireside chat at Allen University, Friday, Sept. 4, 2026, in Columbia, S.C. (AP Photo/Mic Smith)

California Gov. Gavin Newsom speaks to supporters during a campaign event at the Brookland-Lakeview Empowerment Center, Friday, Sept. 4, 2026, in West Columbia, S.C. (AP Photo/Mic Smith)

California Gov. Gavin Newsom shares a laugh with Dianne Kittrell, right, during a campaign event at the Brookland-Lakeview Empowerment Center, Friday, Sept. 4, 2026, in West Columbia, S.C. (AP Photo/Mic Smith)

California Gov. Gavin Newsom speaks to supporters during a campaign event at the Brookland-Lakeview Empowerment Center, Friday, Sept. 4, 2026, in West Columbia, S.C. (AP Photo/Mic Smith)

Thousands of people rally in protest over the discovery of illegally imported and disposed waste, including hazardous and toxic materials, in downtown Zagreb, Croatia, Saturday, Sept. 5, 2026. (AP Photo)

Thousands of people rally in protest over the discovery of illegally imported and disposed waste, including hazardous and toxic materials, in downtown Zagreb, Croatia, Saturday, Sept. 5, 2026. (AP Photo)