TO HAVE YOU WITH US ON THE THURSDAY NIGHT. THURSDAY NIGHT. WE BEGIN TONIGHT WITH A WE BEGIN TONIGHT WITH A FRIGHTENING IMAGE, FRIGHTENING IMAGE, PRESIDENT BIDEN FALLING ON STAGE PRESIDENT BIDEN FALLING ON STAGE OF THE U.S. AIR FORCE ACADEMY IN OF THE U.S. AIR FORCE ACADEMY IN COLORADO SPRINGS. COLORADO SPRINGS. HE HAD DELIVERED THE HE HAD DELIVERED THE COMMENCEMENT ADDRESS, THE COMMENCEMENT ADDRESS, THE PRESIDENT TAKING PART IN THE PRESIDENT TAKING PART IN THE TIME HONORED TRADITION TIME HONORED TRADITION ADDRESSING THE GRADUATES AT ONE ADDRESSING THE GRADUATES AT ONE OF AMERICA'S MILITARY ACADEMIES OF AMERICA'S MILITARY ACADEMIES AND THEN SHAKING THEIR HANDS. AND THEN SHAKING THEIR HANDS. BUT AFTERWARDS, AS HE TURNED TO BUT AFTERWARDS, AS HE TURNED TO GO BACK TO HIS SEAT, THE GO BACK TO HIS SEAT, THE AUDIENCE WITNESSING HIM FALL AUDIENCE WITNESSING HIM FALL FROM THE STAGE. FROM THE STAGE. REAL CONCERN ON THE STAGE AND IN REAL CONCERN ON THE STAGE AND IN THE CROWD, THE PRESIDENT QUICKLY THE CROWD, THE PRESIDENT QUICKLY GETTING UP WITH SOME HELP. GETTING UP WITH SOME HELP. CONTINUING TO HIS SEAT FOR THE CONTINUING TO HIS SEAT FOR THE REMAINDER OF THE EVENT. REMAINDER OF THE EVENT. TONIGHT, THE WHITE HOUSE AS THE TONIGHT, THE WHITE HOUSE AS THE CULPRIT RIGHT THERE ON THE STAGE CULPRIT RIGHT THERE ON THE STAGE ON THE LEFT, TWO BLACK SANDBAG ON THE LEFT, TWO BLACK SANDBAG SUPPORTING THE TELEPROMPTER THE SUPPORTING THE TELEPROMPTER THE SPEAKERS WERE USING TODAY. SPEAKERS WERE USING TODAY. AGAIN, THE WHITE HOUSE SAYS THE AGAIN, THE WHITE HOUSE SAYS THE PRESIDENT IS FINE, BUT THEY KNOW PRESIDENT IS FINE, BUT THEY KNOW ALL EYES ARE ON THE PRESIDENT ALL EYES ARE ON THE PRESIDENT ALWAYS ESPECIALLY WITH THE RACE ALWAYS ESPECIALLY WITH THE RACE FOR THE WHITE HOUSE UNDER WAY. FOR THE WHITE HOUSE UNDER WAY. OF COURSE, MARY, FIRST OFF, THE OF COURSE, MARY, FIRST OFF, THE PRESIDENT IS OKAY TONIGHT. PRESIDENT IS OKAY TONIGHT. >> Reporter: DAVID, THE >> Reporter: DAVID, THE WHITE HOUSE SAYS THE PRESIDENT'S WHITE HOUSE SAYS THE PRESIDENT'S DOING FINE AND HE APPEARED THAT DOING FINE AND HE APPEARED THAT WAY WHEN WE SAW HIM ON CAMERA WAY WHEN WE SAW HIM ON CAMERA SHORTLY AFTER THE FALL. SHORTLY AFTER THE FALL. THIS ALL HAPPENED AFTER HE DELIVER THE COMMENCEMENT ADDRESS AND SHOOK HANDS WITH GRADUATES AND SHOOK HANDS WITH GRADUATES FOR NEARLY TWO HOURS. FOR NEARLY TWO HOURS. HE THEN TURNED TO HEAD BACK TO HE THEN TURNED TO HEAD BACK TO HIS SEAT AND THAT IS WHEN HE HIS SEAT AND THAT IS WHEN HE APPEARED TO TRIP OVER THE APPEARED TO TRIP OVER THE SANDBAG THAT'S NEXT TO HIM ON SANDBAG THAT'S NEXT TO HIM ON THE STAGE. THE STAGE. HE WAS ABLE TO GET BACK UP AND HE WAS ABLE TO GET BACK UP AND HE WAS SEEN INTERACTING WITH THE HE WAS SEEN INTERACTING WITH THE CROWD SHORTLY AFTER THAT FALL. CROWD SHORTLY AFTER THAT FALL. BUT GIVING VOTERS CONCERNS ABOUT BUT GIVING VOTERS CONCERNS ABOUT THE PRESIDENT'S AGE, THIS IS AN THE PRESIDENT'S AGE, THIS IS AN IMAGE HIS CRITICS ARE ALREADY IMAGE HIS CRITICS ARE ALREADY CAPITALIZING ON AND POUNCING ON. CAPITALIZING ON AND POUNCING ON. DONALD TRUMP WAS QUICK TO WEIGH DONALD TRUMP WAS QUICK TO WEIGH IN ON THIS, BUT DAVID, THE IN ON THIS, BUT DAVID, THE BOTTOM LINE TONIGHT, THE BOTTOM LINE TONIGHT, THE WHITE HOUSE SAYS THE PRESIDENT WHITE HOUSE SAYS THE PRESIDENT SIMPLY TRIPPED AND HE'S DOING SIMPLY TRIPPED AND HE'S DOING WELL.