President Donald Trump and Republican lawmakers are intensifying their demands for a comprehensive RICO investigation into the funding and influence of radical leftist NGOs, following the assassination of conservative figure Charlie Kirk. The use of the RICO Act in this context is controversial, with proponents arguing it is necessary to combat "civil terrorism" and critics warning it could stifle free speech and legitimate activism. The Act allows for prosecution of groups engaged in a pattern of illegal activity, carrying severe penalties. Republican lawmakers, led by Rep. Chip Roy, are pushing for a select committee with subpoena powers to "follow the money" and uncover the forces behind the radical left's actions. This reflects a broader concern about the influence of money in politics and potential foreign interference.