to change israeli behavior. at the same time, israel, the u.s. and others openly call for the palestinian authority and hamas' backers to push their allies to make peace and accept the existence of israel. that's the public diplomatic work that goes on where people can see. but who really has the influence when the chilly periods of quiet give way to rockets and tanks? what can get the combatants, who can get the parties do anything? that's the "inside story." let's begin with the events that got us here. it's been five days since israel began its grounds frayings to destroy underground tunnel networks in gaza and stop hamas fight presser firing rockets, neither side is backing down. and the conflict is getting more deadly with every passing day. >> israel has a right to defend itself against rocket and tunnel attacks from hamas. and as a result of its operations, israel has already done significant damage to