BBC News with Jim Lee.

The NATO Secretary General Anders Rasmussen has said more members of the alliance need to contribute attack aircraft to the military operation in Libya.At a meeting of NATO foreign ministers in Berlin, Mr Rasmussen said very sophisticated equipment was needed to carry out attacks in heavily-populated areas.From Berlin, James Robbins.

For days, France and Britain have been complaining that too few member countries were willing to provide ground attack aircraft for strikes against Colonel Gaddafi's forces.Opposition rebel leaders in Libya have been pleading for more strikes to prevent the killing of civilians.And today the American admiral who's NATO supreme commander told NATO governments in joint session he did need more precision ground attack aircraft after with the Secretary General Anders Rasmussen told the news conference the alliance was united.But this meeting has so far let unanswered the question which other countries are willing to join the active combat role in Libya.

The man in charge of air traffic control in the United States, Hank Krakowski, has resigned over revelations that flight controllers have been sleeping on the job.The Federal Aviation Administration said people had rightly questioned its ability to ensure safety.Andrew North reports from Washington.

Six times so far this year, air traffic controllers at US airport have fallen asleep on the job.The most recent was just last week when a medical flight carrying a sick patient had to land on its own in Nevada when the pilot couldn't get through to a snoozing controller on night duty.Two aircraft had to land unaided here in Washington after the controller of there nodded off.The same person at * airport is reportedly to have fallen asleep at least three times on the job before being suspended.