After nine great white attacks off South Africa's "wild coast" leaves locals reeling, scientists Ryan Johnson, Gibbs Kuguru and Andy Casagrande race to uncover the cause before there's another fatality.
After nine great white attacks off South Africa's "wild coast" leaves locals reeling, scientists Ryan Johnson, Gibbs Kuguru and Andy Casagrande race to uncover the cause before there's another fatality.