It’s been 7 years since Prime Minister Kevin Rudd made an historic apology to members of the Stolen Generation - but how much has changed? Rudd himself has said that the apology has achieved little. Justine Toh speaks to Brooke Prentis of the Waka Waka people - an activist for indigenous rights, Christian pastor, and accountant - about the deep injustices of the past and her hopes for the future.