21.   There also were related walkouts by workers at three M.I.M. coal pits.

22.   The walkout is the sixth against GM this year.

23.   The walkout was ironic, because Indians have enjoyed a much better relationship with the Clinton White House than with Congress.

24.   There were related walkouts by workers at three M.I.M. coal pits in Queensland, amid a threat that the coal dispute might go nationwide.

25.   They did reiterate that a walkout is not what they want.

26.   What happens once the walkout is under way?

27.   While walkouts may be rare, student challenges to dress codes are not, said Barbara Williams, a spokeswoman with the Texas Association of School Boards.

28.   Police on Thursday forced striking postal workers to stop blocking a sorting center at La Valette in southern France, where a walkout was a week old.

29.   Although analysts expect the actors to accept a contract similar to the writers, a damaging performers walkout is still possible.

30.   But a walkout was not imminent.