Best of the Week - 19 April 2013

Highlights from Radio New Zealand National's programmes for the week ending Friday 19 April. This week ......reaction from the Boston marathon bombings; leaks lead to thousands exposed for secretly stashing cash in tax havens worldwide; the international black market trade in human organs; a survivor from Schindler's List tells her story; saving historic landmarks in Christchurch; using traditional Maori plants for cooking and medicine; from a landmark short film to directing Sex and the City - director Alison McLean shares working for the big and small screens; a tour of the National Radiation Laboratory and we meet the Duckman - friend of fallen waterfowl