Tensions are high as the Trump administration sets up a cage fight under a 28-metre-tall, 600-tonne steel "claw" on the White House Lawn, a $60-million US spectacle to mark both Donald Trump's 80th birthday and the 250th anniversary of the signing of the Declaration of Independence.

The elaborate setup introduces a ‘blood sport’ to a venue previously known for joyful, family-friendly activities

The UFC cage fight celebrates America’s 250th (or maybe Trump). Here’s a guide to the fight card, lawsuit, and drama over “The Claw.”