I think, for the safety of all involved, it may be time to enact section 4 of the 25th Amendment. Amendment 25 - Section 4: Whenever the Vice President and a majority of either the principal officers of the executive departments or of such other body as Congress may by law provide, transmit to the President pro tempore of the Senate and the Speaker of the House of Representatives their written declaration that the Pr…
Or impeach & convict. He’s a threat to the republic, and he has to go.
The bar for when incitement to violence loses its constitutionally-protected status is "incitement to imminent lawless act" (from Brandenburg v Ohio). Trump's speech earlier today probably qualifies as passing that bar. That is clearly an impeachable offense.
Ilhan Omar is apparently already writing up Articles of Impeachment: https://twitter.com/IlhanMN/status/1346934098384793606