Xinhua world news summary at 0030 GMT, July 18

WASHINGTON -- U.S. President Joe Biden tested positive for COVID-19 on Wednesday, the White House confirmed.

"Earlier today following his first event in Las Vegas, President Biden tested positive for COVID-19. He is vaccinated and boosted, and he is experiencing mild symptoms," White House Press Secretary Karine Jean-Pierre said in a statement. (US-Biden-COVID)

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