.Israeli Airstrike Reaches Gaza As Secondly Phase of Polio Vaccinations Begins: Most Recent Updates The New York TimesPolio shot travel begins in Gaza's Khan Younis Yahoo! VoicesThe Conspiracy Theory Idea Accompanying the Polio Injection Into Gaza HaaretzPalestinian children in south Gaza acquire polio vaccinations surrounded by continuing war ReutersAt least 187,000 Gaza children vaccinated for polio up until now, U.N. says CBS Updates.