.Israeli Airstrike Hits Gaza As Second Period of Polio Vaccinations Begins: Latest Headlines The The big apple TimesPolio inoculation drive starts in Gaza's Khan Younis Yahoo! VoicesThe Conspiracy Theory Theory Following the Polio Vaccination Into Gaza HaaretzPalestinian little ones in south Gaza get polio shots surrounded by ongoing battle ReutersAt least 187,000 Gaza youngsters vaccinated for polio thus far, U.N. states CBS Updates.