As Sderot is attacked by homemade rockets, Israeli hawks are threatening to escalate their attacks on Gaza, calling for an invasion of the coastal strip, including assassinations of Palestinian political leaders and the 'leveling' of entire neighbourhoods. Gavin Esler asks Efraim Sneh, the chairman of the Israeli Labor Party in the Knesset and a former Deputy Defence Minister if his country can come up with a fresh strategy on Gaza.