FILE - Floats and participants in the 10.8-mile All Nation, All People Official Los Angeles County Bicentennial Parade along Wilshire Boulevard in Los Angeles, Sunday, July 4, 1976. (AP Photo/File)

FILE - People wait in line to see the American Freedom Train in Archbold, Ohio, June 20, 1975. (AP Photo/File)

FILE - Five-year-old Thomas Scott of Bridgewater, Mass., celebrates the U.S. bicentennial in Boston's Fourth of July parade, Sunday, July 4, 1976. (AP Photo/File)

FILE - Ships participate in Operation Sail between the Statue of Liberty and the World Trade Center to celebrate the U.S. bicentennial in New York on July 4, 1976. (AP Photo/Eddie Adams, File)

FILE - Dario Amodei, CEO & Co-Founder of Anthropic, speaks on a panel at the convening of the International Network of AI Safety Institutes at the Golden Gate Club at the Presidio in San Francisco, Nov. 20, 2024. (AP Photo/Jeff Chiu, File)

A member of Kenya's National Youth Service stands among mourners attending a memorial service for the 16 girls who died in the Utumishi Academy school fire at Gilgil Stadium, Nakuru County, Kenya, Friday, June 12, 2026. (AP Photo/Brian Inganga)

A father grieves beside the casket carrying the remains of his daughter, one of the 16 girls who died in the Utumishi Academy school fire, during a memorial service at Gilgil Stadium, Nakuru County, Kenya, Friday, June 12, 2026. (AP Photo/Brian Inganga)

A relative grieves while standing between caskets carrying the remains of girls who died in the Utumishi Academy school fire during a memorial service at Gilgil Stadium, Nakuru County, Kenya, Friday, June 12, 2026. (AP Photo/Brian Inganga)