21.   After nightfall, lights flickered on, including three stylized stars rimmed with green and yellow holiday bulbs mounted on the wreckage.

22.   Instead, Clinton closeted himself in the Oval Office, where tiny white lights flickered on a large Christmas tree.

23.   It provided light and was also a warning that your oxygen was running out if the light flickered or went out.

24.   Its light now flickers and may be extinguished.

25.   Kitty Dukakis is still standing at the window watching the street lights flicker in the darkening night.

26.   Leeb has modified the ballast to modulate the number of times per second that the light flickers.

27.   Lights flicker off and on.

28.   Lights flickered into the evening.

29.   Lights flickered out.

30.   Lights flickered at the San Diego site of the Republican National Convention, which was otherwise unaffected.