21.   She and her husband never lingered in the parking lot at shift change.

22.   The afternoon shift change disgorged a trickle of workers.

23.   The army of workers moves three times a day, with every shift change at the maquiladoras, a Spanish word that means twin plants.

24.   The attack came as the authorities were seeking to improve security at token booths during shift changes, a time when robberies often occur.

25.   The accounting shift changes the way that companies account for acquisitions that turn out to have been overvalued.

26.   The Ciliottas, far from alone, were caught in the gears of the dreaded taxi shift change.

27.   The first goal he allowed came during an ill-timed shift change that left him pretty much naked to the world, or at least the Red Wings.

28.   The shift change came and members of the night crew dragged themselves up from the hole.

29.   We hung on every shift change because of the need to be picked up.

30.   A U.S. Marine was accidentally shot and killed by a colleague during a shift change at this Navy base, the Marine Corps said Monday.