Building a televised sporting event accommodating more than 100,000 people without any existing arena infrastructure is a massive production. Doing so at the White House adds significant logistical complications.

“This is fundamentally a private, commercial, corrupt use of our most sacred national monuments for private gain,” said a lawyer for the plaintiffs.

A federal lawsuit challenges a proposed UFC 'Fight Night' event at the White House, citing legal and ethical concerns. Filed by the Public Integrity Project, the suit alleges the…