The World Health Organization said on Friday it hopes to give hundreds of thousands of children in war-stricken Gaza, where diseases are spreading rapidly, a second dose of polio vaccine from 14 October. The WHO said it was in talks on the date with Israel, which has been waging war in the densely-populated Gaza Strip since 7 October. Much of the territory lies in ruins and the majority of its 2.4 million residents have been forced to flee their homes due to Israel’s military assault — often taking refuge in cramped and unsanitary conditions. “We have requested the start of the second round o…