11.   Arlen Specter, a Republican, scheduled militia hearings in the Senate last week, but they were canceled at the last minute.

12.   Because of the possible delay, district officials decided late Thursday to cancel classes at city high schools and to maintain a shortened day at the elementary schools.

13.   Blood centers in many cities were crowded with donors, as elective surgery was canceled at many hospitals to conserve blood.

14.   A conference call with analysts scheduled for Monday afternoon, for instance, was abruptly canceled at the last minute.

15.   A meeting in early April was canceled at the last minute by Apple.

16.   All the big names invited to Cincinnati came, except Frank Gehry, who canceled at the last minute.

17.   But it was abruptly canceled at the request of the Justice Department.

18.   But keep in mind that flights are often canceled at the last minute, and that reservations lines are often jammed for hours during or just before a strike.

19.   Classes were canceled at the school, as they were at the Tonganoxie junior and senior high schools.

20.   Do not leave the permit in the glove compartment, and on leaving Mexico have it canceled at customs.