https://cdnph.upi.com/ph/st/th/7551780930568/2026/upi/be65180a4fa209843fa6df4004c2b70f/v1.5/Lawsuit-seeks-to-stop-UFC-event-on-White-House-lawn.jpg" /> The Public Integrity Project has filed a lawsuit against the Trump administration over hosting a UFC event on the White House's South Lawn.