A recap of Tuesday's stories: UN envoy says tangible steps 'can, and must be taken' to reverse the 'negative trajectory' of the Palestinian-Israeli conflict; child labour case in Nepal highlights 'widespread and systematic' abuse; some 40 people drowned off the coast of Libya in Mediterranean shipwreck; DR Congo's Goma passes key 21-day period free of Ebola transmission; and UN chief calls for global support in putting an end to nuclear weapons testing.