commemoration of that. being given by a black president is not lost on anybody. of the thousands of folks who will be here later today. >> it seems to be what makes this an extra special day. talking about the things that have been accomplished in 50 years. even while we know there's still other things. al roker, i will see you down on the mall i think in an hour or so. i'll see you soon, sir. still to come here on this special edition of "the daily rundown," we'll have a preview of watt president is planning to stay on this historic day. aides admit the president is feeling pressure on this one. first, trivia question. how many african-americans were serving in congress when dr. king delivered his i have a dream speech? first person to tweet the correct answer to @chucktodd and @tdailyrundown gets the shoutout today. tweet us with #advancin