WATCH: Top 5 most memorable moments in American State of the Union history
President Donald Trump will deliver his first official State of the Union address of his second term Tuesday night before a joint session of Congress at the Capitol, as viewers watch for viral moments and headline-grabbing exchanges like those that have defined past speeches. Here are the top five moments from past State of the Union addresses. It's become commonplace in recent years for presidents to acknowledge guests in the audience during SotU addresses, but President Ronald Reagan’s 1982 address was the first time the practice was rolled out. Reagan’s speech came just weeks after Air Florida Flight 90 crashed into Washington’s 14th Street Bridge over the Potomac River shortly after taking off in an accident that killed 78 people. NANCY PELOSI SAYS SHE HAD 'NO INTENTION' OF TEARING UP TRUMP'S 2020 STATE OF THE UNION SPEECH Three people survived the crash thanks to civilians on the ground who rushed to their aid, including Congressional Budget Office a...