Explaining the war between Israel and Hamas

Israel declared war because of a Hamas terrorist atrocity, invading from Gaza, killing more than a thousand people, and seizing more than 150 hostages.But what was Hamas hoping to achieve? Is Israel doing exactly what its enemy wants by launching a war, and did it have any other choice?Professor Michael Clarke and former senior intelligence officer Colonel Philip Ingram address the big military questions of this war.Another gas pipeline under the Baltic sea has been damaged by an apparent explosion, but what can NATO do about it?And how the Trinity system could soon be providing British forces with ‘battlefield broadband’, for data driven warfare.