21.   The tentative contract would allow APA members to fly Eagle planes if they are laid off at American, even though Eagle pilots are represented by another union.

22.   Three unions currently represent pilots at the four carriers.

23.   A union leader representing pilots threatened Lufthansa with resumed warning strikes Monday if there is no progress in contract talks by Wednesday.

24.   American Eagle pilots are represented by a different union.

25.   But the union representing airline pilots said it was concerned about the new security measures.

26.   Key was appointed to represent the pilot.

27.   Max Roberts, a spokesman for the Air Line Pilots Association chapter that represents Comair pilots, said the union regrets the loss of any jobs.

28.   Mayrhofer said the Airplane Owners and Pilots Association, which represents private pilots, is working with the agency to provide training to its members.

29.   The Air Line Pilots Association, which represents Delta pilots, has urged its members not to try to pressure the company with the overtime issue.

30.   Talks were underway Monday between airline management and three unions representing the pilots in a bid to resolve the dispute, Barrand said.