everybody want to kill us. >> reporter: that sentiment is not surprising, says halevy, given israelismon history, but now it's time for the nation to feel and act more confident. >> this syndrome of were not yet safe were not yet safe were not yet safe we're not yet safe. if we are a strong force in the middle east, i think the time has come for us to talk like a force and to operate like a force and to think like a force. >> reporter: if any country uses force against iran's sites, israel expects to bear the brunt of retaliation. so it's getting prepared. expanding its defensive assets, like anti-missile batteries against short and medium range attack. here, deep underground, is another line of defense. what was originally built as a parking garage is now a four- story underground hospital bunker. in case of attack on tel aviv, conventional or unconventional, this bed would be one of hundreds wheeled down here, along with patients and a couple of thousand staff. dr. gabriel barbash is director of the sourasky medical center and its new underground operation. >> now the facility can o