Trump military parade marking Army's 250th birthday takes place in Washington, D.C., today

Washington — President Trump is attending a military parade Saturday evening to celebrate the Army's 250th anniversary festivities as he celebrates his 79th birthday.  

The 250th Birthday of the U.S. Army Grand Military Parade and Celebration features thousands of soldiers, tanks, and dozens of aircraft, according to Army officials. And authorities are expecting thousands, if not hundreds of thousands, to attend. 

"We're going to have a great time; we are going to have a great celebration," the president said earlier this week.