The history of Islam in Mali is a long one. The faith, brought by traders, was adopted slowly over the centuries until the French colonisers arrived, after which its spread was accelerated. The recent conflict in Mali has been portrayed as a struggle between a home-grown "tolerant" Islam and an aggressive Wahabi influence from outside. How accurate is this picture? Ernie Rea is joined by journalist Celeste Hicks, academic Marie Rodet and the South African Sheik and academic Michael Mumisa.