PA Health Minister Mai al-Kaila says that Pfizer vaccine is off the table for Palestinians due to cumbersome storage requirements, will mostly rely on UN to supply shots

But questions remain about ability to protect those over 55; health officials around the world hope to rely on shot because of its low cost, availability and ease of use

Firm's CEO calls British decision 'a historic moment'; mass vaccination program to initially prioritize nursing home residents, health care staff, then older adults

'I allowed myself to cry for the first time' when learning of the results, says Israeli chief medical officer as pharma firm asks regulators to allow emergency use of the jab

CEO of pharmaceutical giant says new survey will be faster and smaller as efficacy of inoculation is proven, after questions over manufacturing error and trial methodology

Manufacturing glitch casts shadow on results of study after British drug group and Oxford university said lower dose of inoculation provides better protection from virus

Medical personnel to be vaccinated first, with general population possibly facing winter with no immunization

British drug group and Oxford university say inoculation averages 70% efficacy and caused no hospitalizations, days after Israel announces talks to purchase inoculations

Positive test level hits 2.8% and transmission rate at 1.06; health minister backs opening schools for all grades, but says other eased restrictions would then have to wait

Israel has now signed deals for enough vaccines to inoculate entire population -- but the time of their arrival remains an open question