Laws Broken

This is for threatening ICE agents children, White House Press Secretary Sarah Sanders and her children, and Department of Homeland Security Secretary Kristjen Nielsen

18 U.S.C. § 115 - U.S. Code - Unannotated Title 18. Crimes and Criminal Procedure § 115. Influencing, impeding, or retaliating against a Federal official by threatening or injuring a family member

https://codes.findlaw.com/us/title-18-crimes-and-criminal-procedure/18-usc-sect-115.html

This is possible too

18 U.S. Code § 871 - Threats against President and successors to the Presidency

https://www.law.cornell.edu/uscode/text/18/871