country braces for another wave of coronavirus infections. and for more on this, we want to bring in journalist elliott gotkine, who joins us live from jerusalem. so why has israel decided a fourth shot is needed at this time despite other experts suggesting it may be premature? >> rosemary, i don't think israel will mind going out on a limb in terms of being the first to administer a fourth dose. it pretty much did so when it first introduced booster shots back in the summer. many experts in other countries were saying, no, it wasn't necessary. so i think israel won't worry about that. i think at the same time, it just wants to do everything possible to try to mitigate this fifth covid wave, which is now already here in israel. and so this was the panel of coronavirus experts last night recommending this fourth dose for medical workers, for over 60s, people with suppressed immune systems. at the same time, it recommended shrinking the time gap between people taking their second