It all began with an innocuous video shared by Seattle resident Kiana Hall on Instagram.
source https://www.bbc.co.uk/news/articles/cd0xnge2zx7o?at_medium=RSS&at_campaign=rss
source https://www.bbc.co.uk/news/articles/cd0xnge2zx7o?at_medium=RSS&at_campaign=rss