The World Health Organization (WHO) said on Wednesday that the polio vaccination campaign in northern Gaza has been postponed due to heavy Israeli bombing and displacement. It said that around 120,000 children under the age of 10 were to be given the second dose of the vaccine. The first round of vaccines was completed in mid-September after the first polio case in 25 years was detected in Gaza. In the central and southern Gaza Strip, almost 443,000 children have already received their second dose of the vaccine, the WHO said. Israel has intensified its attacks on suspected hideouts of the ter…