51.   There also were signs the walkout would be a tempered protest.

52.   The walkout is just one of many planned strikes around Greece this week.

53.   The walkout was further easing for other public services, including mail delivery, and unionized air-traffic controllers called off a planned Friday walkout.

54.   The walkout was likely to lead to criticism that Arabs are divided and unwilling to confront Israel.

55.   The walkout was the latest sign of growing labor unrest generated by government plans to roll back pension agreements and privatize state companies.

56.   There were also walkouts in Hesse state.

57.   But union chief Donald Fehr said a walkout was likely.

58.   The walkout could be a prelude to a wave of labor disputes in April and May.

59.   The union warned that the walkout would be indefinite if the scheduled meeting with the management later in the day makes no progress.

60.   There was no immediate reaction from the teachers, whose walkout has been one of the longest here in recent memory.