Tunisia’s out of this world as it launches first satelite

Tunisia has an out of this world day by launching its first satellite, the Challenge One. Our correspondents tell us more about this historic moment. Also a gold rush in eastern Cameroon tarnishes the ecosystem and endangers the country's last bloat of hippos. Several have turned up dead and environmentalists suspect links to badly managed and toxic mining operations. And we see how two Nigerian fashion designers are weaving traditional West African fabrics into spectacular contemporary creations.