Senator Josh Hawley has launched a probe to ostensibly investigate the PSL, CHIRLA (Coalition for Humane Immigrant Rights), and Union del Barrio for "facilitating protestors in Los Angeles".

Of the 3 groups, the PSL is the only political party being targeted.

https://www.nbclosangeles.com/news/local/la-immigrant-advocates-asked-whether-they-funded-recent-anti-ice-protests/3721949/