Online conversation among Trump supporters and QAnon followers on new and emerging social media platforms is creating concern on Capitol Hill that President Donald Trump's continued perpetuation of the falsehood that the 2020 election was stolen could soon incite further violence, three congressional sources tell CNN. The social messaging platform Telegram has emerged as a particular source of concern among law enforcement officials, the congressional sources say. Groups on the platform dedicated to QAnon and pro-Trump conspiracy theories have tens of thousands of members -- many of whom hang on every word the former President says. Trump's comments to right-wing...