know what sure he had been pursuing a strategy of preparing ground for dialogue -- prime minister nawaz sharifhad been pursuing a strategy of of preparing ground for dialogue with militants. exhausted by the bloodshed after years in which thousands of civilians and soldiers have been killed. bring some might respite from the violence, the real fear is that a could lead to militants with an even stronger position. whether it is christians at prayer or soldiers in the fields , this country is still grappling hard with how to stop the killing. do stay with us here on bbc world news, because still to come, forget coal and gas. norway is turning garbage into energy. sounds like a green idea, doesn't it? why is it causing such as think with environmentalists? russia has said the united nations chemical weapons experts are to return to syria on wednesday. the deputy foreign minister sir j laugher -- the deputy foreign minister says that the investigators are set to go back tomorrow after a gap of more than three weeks. the recent report concluded that the nerve agent sarin was used in an attack in a