Ghazi Hamad, Hamas Deputy Foreign Minister
Is the extraordinary season of upheaval in the Middle East about to transform Palestinian politics? After four years of hostility, the two key Palestinian factions Fatah and Hamas have agreed to set up a unified caretaker government which will pave the way for new elections. Stephen Sackur speaks to Hamas's Deputy Foreign Minister Ghazi Hamad. Why Palestinian reconciliation now, and how much will it really change things?