'Four years of propaganda': Trump social media bans come too late, experts say

Platforms have long let his dangerous posts stand - and researchers say the Capitol attack is exactly what we expected'

In the 24 hours since the US Capitol in Washington was seized by a Trump-supporting mob disputing the results of the 2020 election, American social media companies have barred the president from their platforms for spreading falsehoods and inciting the crowd.

Facebook, Snapchat and Twitch suspended Donald Trump indefinitely. Twitter locked his account temporarily. Multiple platforms removed his messages.