This is the Global News podcast from the BBC World Service. I'm Valerie Sanderson and at 1,300

hours GMT on Friday the 11th of July, these are our main stories. After four decades of

armed struggle against the Turkish government and the death of 40,000 people, the Kurdish

PKK has held a ceremony to mark the process of laying down its arms.

In Gaza, the last big hospital has closed its doors to the wounded,

as Israeli forces continue their military action nearby.

Srebrenica remembered.

30 years after the massacre of 8,000 people,

ceremonies are held to commemorate the dead.

Also in this podcast, scientists believe a mystery interstellar object could be the oldest comet ever seen.

First... could be the oldest comet ever seen. First.

Members of the Kurdish rebel group, the PKK, arrived for a disarmament ceremony near the

city of Sulamania in the autonomous Kurdistan region in Iraq's north.

It comes two months after the Kurdish rebels ended their decades-long armed struggle against

the Turkish state. But the symbolic burning of weapons is just the start of a process lasting for

months during which the PKK will gradually disarm. BBC Arabic, Sally Nabil, is in northern Iraq,

and she explained why the group is doing this.

They are doing this to start a peace process

and end a chapter of military confrontations

that caused tens of thousands of life to be lost.

They have been fighting the Turks for over 40 years. They initially wanted to

have an independent country for the ethnic Kurdish minority in Turkey. And since the Turks refused

...