91.   The demonstrators said they would leave only if police, who had surrounded the area, withrdrew.

92.   The department announced plans to begin spraying for mosquitoes in the communities surrounding the areas where the birds were found.

93.   The government insisted they could not escape because the area was surrounded, the border closed, and all roads cut off.

94.   The isolated area is surrounded by vast deserts, thick forests and barren mountains.

95.   The situation is exacerbated by skyscrapers and hills that surround urban areas, trapping in emissions, he said.

96.   The teen-ager slipped away again and officers surrounded the area.

97.   There was no violence, but police quickly surrounded the area.

98.   They said policemen had surrounded the area Friday.

99.   Thick police cordons surrounded the area and several ambulance crews were waiting on the ground.

100.   This has a flow-on effect for surrounding sea areas.