The UN’s Libya envoy said Wednesday she was "quite optimistic" on ceasefire prospects GENEVA: The UN’s Libya envoy said Wednesday she was “quite optimistic” about the prospects of talks in Geneva between the two warring factions producing a ceasefire. “I’m qute optimistic... there is an air of seriousness and commitment,” Stephanie Williams, the head of the UN Support Mission in Libya (UNSMIL), told a press conference, after the sides agreed to open internal land and air routes.