A flyover by stealth bombers, a performance by God Bless the USA singer Lee Greenwood, and a Trump speech in the nation's capital will kick off weeks of festivities.
The large-scale attack comes days after Trump says Putin had "very strongly" promised response to Ukraine "Spider web" attack.
The UK could record its hottest day of the year today, with 32C expected in parts of the country. The hottest day of the year so far was 32.2C, set in June. Temperatures above 31C ...
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