Crews are erecting an octagon-shaped cage on the South Lawn of the White House that will host next month’s UFC bout, helping mark the nation’s 250th anniversary.

WASHINGTON: Yet another White House construction project is underway, though this one is meant to be only temporary.Crews are erecting an octagon-shaped cage on the South Lawn that will host next month's Ultimate Fighting Championship mixed martial arts bout, helping mark the United States' 250th anniversary

WASHINGTON: Yet another White House construction project is underway, though this one is meant to be only temporary.Crews are erecting an octagon-shaped cage on the South Lawn that will host next month's Ultimate Fighting Championship mixed martial arts bout, helping mark the United States' 250th anniversary

Yet another White House construction project is underway, though this one is meant to be only temporary.

Yet another White House construction project is underway, though this one is meant to be only temporary. Crews are erecting an octagon-shaped cage on the South Lawn that will host next month's UFC bout, helping mark the nation's 250th anniversary — and President Donald Trump 's 80th birthday. Online renderings…

Crews are busy building a temporary octagon-shaped cage on the White House South Lawn for a UFC bout.