Could US or UK ban TikTok?

More than 800 million people around the world use the social media short-video app TikTok.

But some governments around the world are concerned that the Chinese-owned app allows the Chinese government to access people's data.

India has already banned use of the app for this reason.

The BBC's Sophia Smith Galer explains why other countries might follow.

Video by Ameer Ahmed and Parveen Virdi

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