South African Sisters Shine in Diamond Business Dominated by Men

Mosibudi Jo Mathole and Khomotso Ramodipa are rare gems in the male-dominated diamond industry.  The South African sisters run one of the few women-owned diamond polishing businesses in the world.  And, despite the slumping global market for diamonds, and a shrinking industry in South Africa, they've managed to keep shining and developing new female talent.  Marize de Klerk reports from Bedfordview, South Africa.