31.   Sometimes the screen never goes beyond a solemn gray.

32.   Suddenly air-traffic control screens go blank, bombs explode in the National Gallery, the grain market teeters on the verge of collapse.

33.   The camera keeps recording for a minute, then the screen goes blank.

34.   The execution took only minutes and the screen immediately went black when it ended.

35.   The defender pulled a gun and the screen abruptly went blank, leaving viewers jarred and uncertain about whether shots were fired.

36.   The fervor for their team was so pitched that even when the screen went blank, because of mechanical problems, the cheering and horn blowing continued.

37.   The program said it was checking the system, and the screen went blank.

38.   The screen goes fuzzy and then shows Gore nodding to a Buddhist monk, who is bowing at him.

39.   The screens went their separate ways.

40.   The screen went black.