> reporter: pretty tense still today. there's no doubt that israelis are on alert. we drove down towards the gaza Get Live News Updates Every Minute from vimarsana.com Curated from 23000 News Agencies.">
> reporter: pretty tense still today. there's no doubt that israelis are on alert. we drove down towards the gaza Get Live News Updates Every Minute from vimarsana.com Curated from 23000 News Agencies." property="og:description">
> reporter: pretty tense still today. there's no doubt that israelis are on alert. we drove down towards the gaza Get Live News Updates Every Minute from vimarsana.com Curated from 23000 News Agencies.">
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between a nation's self-defense and the loss of civilian life? that is a big question this morning surrounding what's happening in israel. israel says it has to launch targeted air strikes against populated areas of gaza because that's where hamas is hiding its missiles. this morning hundreds of civilian there is are heeding israeli warnings to abandon their homes ahead of a fresh round of strikes. >> still the death toll in gaza is climbing, now more than 1070 people killed. still hundreds of rockets being fired towards israel. joining us from near the israeli-gaza border is wolf blitzer, the anchor of cnn's "situation room." you've been there since last week and seen it firsthand. what does it look like on the ground to you? >> reporter: pretty tense still today. there's no doubt that israelis are on alert. we drove down towards the gaza