Middle East crisis live: Netanyahu says Israel will issue ‘harsh’ response to Golan Heights strike

Israeli prime minister releases statement following visit to scene of strike in which 12 youngsters died

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Hundreds of thousands of people have converged on Deir al-Balah, a small city in the centre of the Gaza Strip that is the only major area yet to be stormed, Reuters reports.

Many have been forced there by fighting in the ruins of Khan Younis further south since last week.