11.   Saturday nights have become particularly frightening to Israelis after terror attacks on two successive weekends this month.

12.   Soon after, he joined the Washington Army National Guard for the past three years, one weekend a month.

13.   The majority of reservists joined to serve part time, usually no more than a weekend a month and two weeks each summer, not for nearly eight months.

14.   The only full-length glass-dome car in regular passenger service has been added to the train on weekends this month.

15.   A management consultant in private life, she works one weekend a month as a supply officer.