21.   Following are brief glimpses of some presidents in the spotlight.

22.   Gore smiled and exchanged pleasantries with Li when reporters were admitted at intervals on Tuesday morning for brief glimpses of the men and their delegations.

23.   He managed only a brief glimpse of the carved canyon, but that was enough to persuade Burckhardt that he had rediscovered the ancient capital of the Nabateans.

24.   In many parts of Europe where only a partial eclipse was visible, but the weather was better, office workers stepped outside for a brief glimpse.

25.   Instead, he offered brief glimpses of his childhood, and talked about the difficulties of being raised by celebrities.

26.   It has brief glimpse of nudity and sexual situations.

27.   Judging from a brief glimpse during rehearsal, this is no punch-and-judy Punch and Judy show.

28.   Not rated, but there are adult themes, vulgar language and brief glimpses of male nudity.

29.   Occasional chats with security professionals over the years have offered brief glimpses into the enormous undertakings that have kept sports events safe.