Child marriage robs 10 million girls a year of their childhood. A harmful traditional practice, child marriage denies girls their rights to health, education and security. ‘Great change can happen within a single generation. I know this to be true.’ – Desmond Tutu. In this new video from Girls Not Brides¸Graça Machel, Mary Robinson and Desmond Tutu of The Elders call on people around the world to action: to end child marriage in a single generation.