A [[legal defense fund]] was established by "The December 4th Legal Committee" in [[Stone Harbor, New Jersey|Stone Harbor]], [[New Jersey]]; for the alleged shooter involved with the [[Killing of Brian Thompson|killing]] of [[UnitedHealth Group#UnitedHealthCare|UnitedHealthCare]] [[chief executive officer|CEO]] [[Brian Thompson (businessman)|Brian Thompson]].<ref name="Keller 2024">{{cite web|first1=Erin|last1=Keller|title=Luigi Mangione Fundraiser Surges After Arrest in UnitedHealthcare Shooting|url=https://www.newsweek.com/luigi-mangione-unitedhealthcare-ceo-shooter-arrest-gofundme-fundraiser-1998212|work=[[Newsweek]]|publisher=NewsweekPublishing LLC|date=9 December 2024|access-date=9 December 2024}}</ref><ref name="Morris 2024">{{cite web|first1=Chris|last1=Morris|title=More Luigi Mangione crowdfunding campaigns pop up, but experts urge caution|url=https://www.fastcompany.com/91244349/luigi-mangione-crowdfunding-campaigns-gofundme|work=[[Fast Company]]|publisher=Mansueto Ventures, LLC|date=10 December 2024|access-date=11 December 2024}}</ref><ref name="Ritzen 2024">{{cite web|first1=Stacey|last1=Ritzen|title=GoFundMe, Etsy Crack Down on Support of Luigi Mangione, Accused of Killing Healthcare CEO|url=https://www.mensjournal.com/news/gofundme-etsy-luigi-mangione|work=[[Men's Journal]]|publisher=The Arena Media Brands, LLC|date=10 December 2024|access-date=11 December 2024}}</ref><ref name="Tisdale 2024">{{cite web|first1=Jennifer|last1=Tisdale|title=Luigi Mangione Comes From a Wealthy Family but There Is Still an Online Fundraiser for Him|url=https://www.distractify.com/p/luigi-mangione-fundraiser|work=[[Distractify]] |publisher=Engrost, Inc.|date=10 December 2024|access-date=11 December 2024}}</ref><ref name="Vaillancourt 2024">{{cite web|first1=William|last1=Vaillancourt|title=Fans of Luigi Mangione Raise Tens of Thousands for His Defense|url=https://www.thedailybeast.com/fans-of-luigi-mangione-raise-tens-of-thousands-for-his-defense/|work=[[The Daily Beast]]|publisher=TheDaily Beast Company LLC|date=10 December 2024|access-date=11 December 2024}}</ref>