This is what's left of a synagogue after a rocket was fired from Gaza into Israel.<br /> <br />It was one of many targets of Hamas militants.<br /> <br />The Islamic militant group appeared to be stepping up attacks after Israeli forces killed three of its senior commanders.<br /> <br />More than 80 rockets and mortars hit Israel.<br /> <br />A four-year-old boy died in this attack on a farm in a southern Israeli village.<br /> <br />He was the first Israeli child to die in the six-week conflict.<br /> <br />(SOUNDBITE) (English) MEDIC WHO TREATED CHILD WHO WAS KILLED, MOSHE VAKNIN, SAYING:<br /> <br />"I am very sorry to tell you about a child died from a rocket that Hamas shoot to the Kiputz of Nahal Oz. So I am the first paramedic that coming to the patient I could do nothing because the head injury and he's died in my hand."<br /> <br />Israeli Prime Minister Benjamin Netanyahu has vowed that Hamas will pay "a heavy price".<br /> <br />The army carried out about 30 air strikes on Friday.<br /> <br />Here the repercussions can be seen.
