Will Israel risk the lives of captives for a ground offensive?

Israel is preparing a ground offensive in Gaza. But there are concerns about those captured by Hamas. With Prime Minister Benjamin Netanyahu facing growing public anger, will the Israeli military go in regardless of the risks?   Join Host James Bays Guests: Yossi Mekelberg - Associate fellow in the Middle East and North Africa programme, Chatham House. Scott Lucas - Professor, Clinton Institute, University College Dublin.  Roxane Farmanfarmaian - Professor of Modern Middle East Politics, University of Cambridge.