ut u.n. special envoy says he is hopeful the discussions will be productive as a fragile ceasefire continues to largely hold. >> reporter: u.n. envoy staffan de mistura says talks have restarted. the only people he has been meeting are diplomats and his colleagues. he is hopeful the syrian government and the main opposition block block will be back in geneva soon >> the focus will be on new governance, constitution an elections. the future elections in 18 months time, both presidential and parliamentarian >> reporter: that was clearly aimed at the opposition's high goernting committee. it's spokesman told me he was encouraged by that focus. he said the eventual outcome had to be the formation of a new government without bashar al-assad. the opposition still have concerns, though. the cessation of hostilities has been that place for nearly two weeks, but they say violations by the government like this attack are continuing. they also want detainees particularly women an children released, and