6 U.S. Code § 466 - Sense of Congress reaffirming the continued importance and applicability of the Posse Comitatus Act | U.S. Code | US Law | LII / Legal Information Institute
https://www.law.cornell.edu/uscode/text/6/466
Fiery West Wing meeting led to more power for military at U.S.-Mexico border - POLITICO
https://www.politico.com/story/2018/11/22/kelly-nielsen-debate-border-troops-1012547
Opinion | Tom Cotton: Send In the Military - The New York Times
https://www.nytimes.com/2020/06/03/opinion/tom-cotton-protests-military.html
Trump's legal authority to deploy agents to U.S. cities may be limited, experts say - Reuters
https://www.reuters.com/article/us-global-race-protests-law/trumps-legal-authority-to-deploy-agents-to-u-s-cities-may-be-limited-experts-say-idUSKCN24M2WF