11.   The operation in Rafah followed a four-hour gun battle in the area on Tuesday in which a Palestinian police officer was killed.

12.   The operation followed a recent Israeli pattern of overpowering raids into Palestinian-controlled territory to arrest militants.

13.   The operation followed seven weeks of tests and scans and was designed to remove a constriction of the urethra that was causing irritation of the kidneys.

14.   A rescue operation follows.

15.   Do the operations here follow the same management policies as in Japan?

16.   Enron Corp. selected investment bank UBS Warburg as the winning bidder for its wholesale energy trading operation Friday following a private auction presided over by a bankruptcy court.

17.   Police said the operation followed incidents of gunfire and rock-throwing.

18.   The operation followed an Israeli invasion of the West Bank town of Jenin early Wednesday.

19.   The operation followed increasing international pressure on Suriname to step up its war on drugs.

20.   The operation followed months of legal wrangling over whether the parents could refuse surgery and let nature take its course.