State capitols brace for inauguration protests Listen to the content of this post: Authorities in all 50 states are on high alert after an FBI warning that there may be violent protests ahead of President-elect Joe Biden’s inauguration. NBC’s Dan Scheneman reports. (NBC News) — Authorities in all 50 states are on alert after an FBI warning that there could be violent protests at state capitol buildings in the days leading up to President-elect Joe Biden’s inauguration. In Texas, more than 100 state troopers, many in tactical gear, were on hand to provide extra security as lawmakers returned to work at the capitol in Austin Tuesday.