Colin Kaepernick's stylist, Rachel Johnson, explains how she supports the American Football player's fight against racial injustice through fashion.
Being sampled by Jay-Z made singer Hannah Williams a bit better known. But it didn't make her rich. So she leaves her teaching job to go on tour. Does the gamble pay off?
By Mark Savage
BBC music reporter
Rapman talks about being discovered by Jay Z and how he became a film director.
By Russell Hotten
Business reporter, BBC News, New York