Israel's PM Benjamin Netanyahu has repeatedly vowed to “eliminate” Hamas but after six months of death and destruction in Gaza what do we know about their status? David Aaronovitch talks to: Jennifer Jefferis, Teaching Professor at Georgetown University's Security Studies program and author of Hamas: Terrorism, Governance, and its Future in Middle East Politics. Michael Clarke, Professor of Defence studies and Specialist Advisor to the Joint Committee on the National Security Strategy. Khalil Shikaki, Director of the Palestinian Center for Policy and Survey Research Gershon Baskin, Middle East Director, International Communities Organization and a former Israeli negotiator with Hamas Production team: Sally Abrahams, Kirsteen Knight and Ben Carter Editor: Richard Vadon Production Co-ordinator: Ibtisam Zein Sound engineer: Rod Farquhar