hundr hundreds singing his anti-apartheid rally cry ♪ nelson mandela nelson mandela ♪ >> reporter: nelson mandela, nelson mandela, there's no one like you. >> gave hope to the world. >> reporter: this morning, archbishop desmond tutu leading those around the world and in capetown in prayer for mandela. >> thank you for the gift of man de -- madiba. . >> reporter: today south africans paid tribute to father as they call him with makeshift memorials. december 5th now marks the day of south african's deepest sorrow.