Israel’s top officials on Saturday warned that Pfizer’s COVID-19 vaccine is “significantly less” effective at combating the “Delta” variant of the CCP virus. “We do not know exactly to what degree the vaccine helps, but it is significantly less,” Israeli Prime Minister Naftali Bennett told reporters and cabinet members on Saturday. He did not provide more details. The Delta strain, which was first identified in India, now makes up a significant portion of the COVID-19 cases in the United States and the United Kingdom, according to health officials. Bennett added that in “Britain, in recent days, we have seen a jump in the number of children who are being hospitalized on a daily basis.” He added, “This is a development that we are aware of; we are dealing with it rationally and responsibly.” For months now, Israel has relied heavily on administering Pfizer’s COVID-19 vaccine, which uses mRNA technology. Officials have …