BOSTON (CBS) – Boston school buses were rolling Monday morning, despite concerns about another driver strike.

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School officials urged parents over the weekend to have alternative plans in place this week in the event of another sudden walkout.

On Saturday, a group of about 100 drivers held a demonstration outside the Freeport bus yard.

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Hundreds of school bus drivers surprisingly walked off the job in a labor dispute October 8, catching many families and even the mayor off guard.

The strike stranded about 33,000 students.

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