Military and government of hamas. Translator heroic fighters have one goal to destroy this enemy and to make sure the existence in our country. Never again, never again is now. As each hour goes by, more evidence that the conflict is escalating. This video was shot by a cnn producer in gaza. It captures rockets being fired into israel. And cnns sara sidner and her team captured this video of a Rocket Barrage over tel aviv earlier today. Israels iron dome Defense System intercepted these incoming rockets from gaza. Civilians in Northern Gaza say theyve endured the heaviest bombardment of the conflict last night. Israel says its warplanes struck 150 underground targets, the sophisticated hamas tunnels that run for miles and miles in gaza. Cnns Nic Robertson is joining us now from sderot in israel, not far from gaza. Youve been seeing and hearing these explosions in the skies going on. Whats the latest . Reporter still hearing fighter jets behind us, wolf. Still hearing artillery going in