11.   St. Petersburg officials plan to use the Cossacks to patrol city parks and assist regular police in fighting crime -- sort of the Guardian Angels, Russo-style.

12.   St. Petersburg officials plan to use Cossacks to patrol city parks and assist regular police in fighting crime -- a variation of the Guardian Angels, Russo-style.

13.   The Dallas police were assisted in the investigation of Hernandez by undercover agents from the federal Drug Enforcement Administration.

14.   The lawyer, Abbe Lowell, said the lawmaker had done everything else that could fairly be expected of him in assisting the police in their search.

15.   Pakistani police are being assisted by Egyptian investigators as well as U.S. bomb experts.

16.   Also Wednesday, Navy security personnel shot off an illumination flare to assist Puerto Rican police trying to detain rock-throwing protesters, Nelson said.

17.   Bulgarian experts were expected in Oslo later Wednesday to assist police in their investigation, according to the Bulgarian Embassy in Oslo.

18.   Davies said Fowler had ageed to assist Merseyside police with their anti-drugs program.

19.   Dr. Friedemann Pfaefflin, director of forensic psychotherapy at the Bavarian University of Ulm, assisted police in the investigations in southern Germany.

20.   During the confrontation, farmers fought with stones, sticks and fired bullets at helicopters brought in to assist police, the Interior Ministry said.