Hello welcome to news hour. It's live from the BBC World Service studios in

central London. I'm Tim Franks, a series of deadly attacks against churches

and synagogues in Dagestan in southern Russia.

That's our top story this hour.

Also, a world first treatment for severe epilepsy will be joined by the surgeon

who conducted the operation and

will also look at the risk of all-out war between Israel and the Hezbollah militia

in Lebanon with an assessment from a former head of Israel's internal secret service.

It is a real scenario and unless something will happen unless we should change the way we understand this war.

There is a possibility of a regional war that will have a global impact.

Ami Ilan, the former head of Shin Bet, more from him, in 30 minutes.

Knight was falling in the southern Russian Republic of Dagestan when in multiple locations gunmen open fire. In the cities of Machachachala and Der Bien, attackers targeted synagogues and churches

on the Orthodox Festival of Pentecost. Security Force Suspender has in gun battles.

At least 15 police officers were killed along with four civilians.

The authorities said that five gunmen had been killed. The governor of Dagestan is Sergei Melikov.

Of course we understand who is behind the organization of this terrorist attacks. We understand what the organizers were trying to achieve.

Subsequent operational search and investigative measures will be carried out until all

participants in this sleeper cells are identified and of course they had

been preparing for this including from abroad.

Well in a moment we'll have analysis from a specialist in Islamist violence in the region but first

let's get the latest from our Russia editor Steve Rosenberg who's in Moscow Steve

what details are there about the the gunmen the people involved in the attack?

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