BBC News
By Reality Check team and BBC Monitoring
BBC News
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Who were the protesters that broke into buildings on Capitol Hill after attending a rally in support of Donald Trump?
Some were carrying symbols and flags strongly associated with particular ideas and factions, but in practice many of the members and their causes overlap.
QAnon among the protesters
Images show individuals associated with a range of extreme and far-right groups and supporters of fringe online conspiracy theories, many of whom have long been active online and at pro-Trump rallies.
One of the most startling images, quickly shared across social media, shows a man dressed with a painted face, fur hat and horns, holding an American flag.