Follow the latest news on the major headlines of the day. New photos published Tuesday show the construction of a UFC arena at the White House is in full swing — and it's set to be very big. A series of mixed martial arts fights are scheduled to take place on the South Lawn on June 14 ― the same day as Trump’s 80th birthday, and billed as part of America's 250th anniversary celebrations. Trump has promised “the greatest show on earth,” and said the temporary arena will hold 4,000 people. Up to