He hasn’t been charged with anything, so no. I would like to think Twitter would ban any public figure who appears to be inciting a second terrorist attack mere days after inciting a first one.
There's blood and bullet holes in the halls of Congress! Principles of neutrality and restraint fly out the window when the seat of government is attacked by a violent mob. We can't just keep our fingers crossed that they don't mean it when they say they're coming back.
What is a government without neutrality.
Not much more than a big gorilla with a lot of guns. That's why maintaining the principles of neutrality is so important - and why we must react so severely when someone breaches the principles of neutrality to try and install their preferred politicians into power.