. >>> and finally here tonight, my "nightline" co-anchor byron pitts spent this anniversary of marting memorial in washington, d.c. this giant statue of this giant figure who helped change the world with both his work and his words. is there a quote from dr. king that resonates? >> yes, absolutely. dr. king said everybody can be great because everybody can serve. >> the ultimate measure of a man is not where he stands in moments of comfort and convenience but where he stands at times of challenge and controversy. >> we must come to see end we see as a society at peace with itself. >> injustice is a threat to justice everywhere. >> we shall overcome because the arc of the moral universe is long but it bends towards justice. >> out of the mountain of despair there's hope in everyone. rich, poor, there's hope in everyone. >> thank you, reverend, doctor. >> our thanks to byron pitts on this anniversary. thank you for watching "nightline." we're online a 24/7 at our facebook page. thank you again for watching and good night. good night. we only have 30 seconds to describe the newest specia