Aryana Sayeed: Afghanistan’s biggest pop star

The fight for Afghanistan's future has been joined far beyond the frontlines between Government forces and the Taliban. Stephen Sackur interviews Aryana Sayeed, who is engaged in the struggle by using her own potent weapons: her voice, her songs and a spirit of defiance. She is Afghanistan’s biggest pop star, and has braved death threats to campaign for women’s rights and artistic freedom. Is this a fight she can win?