The massive military parade to mark the U.S. Army's 250th anniversary will roll through Washington, D.C., Saturday — coinciding with President Trump's 79th birthday.

The parade is scheduled to begin at 6:30 p.m. local time, following a daylong festival on the National Mall. Organizers have predicted the parade will last about 90 minutes.

Rain and thunderstorms are in the forecast for the nation's capital Saturday, but Trump assured potential parade-goers Thursday that the........

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