There has been a lot of hysteria over the Israeli teams bound (or not) for Bali and even more over the ongoing efforts of Migry Zur-Campanile, who holds an Israeli passport but has been added to the USA2 squad for the Venice Cup, to obtain a visa to travel to Indonesia.
The "standard" use for a 3NT opening bid is balanced with 25-27 HCP's, but that's a hand that can equally well be described via a 2 clubs opening. For this reason, a common use of an opening 3NT is the so-called "Gambling 3NT", showing a solid minor suit and not much else.
A capable defender chooses a lead by visualizing the dummy and anticipating how declarer will play. Try using your imagination as South in these lead problems.