Who is Kamala Harris?

For the first time in history, a black woman is in the running to be US Vice-President. In picking Kamala Harris, Joe Biden is hoping to broaden his electoral appeal, sharpen his attacks on Donald Trump, and inject a bit of excitement into his campaign. So who is Kamala Harris? And if she and Joe Biden win the election in 81 days' time, could she one day be President herself? Featured: Maanvi Singh, US West Coast political reporter, The Guardian