21.   The police maintained a tight blockade in the hospital, blocking journalists from entering or taking pictures inside, they said.

22.   The police kept a tight blockade around the park and hauled away a dozen students, witnesses said.

23.   Thousands of riot police maintained a tight blockade around parliament.

24.   Israel said it would keep its tight blockade on Arafat in his headquarters and on the Church of the Nativity in Bethlehem, where Palestinian gunmen are holed up.

25.   Outside the Seoul National University campus, thousands of riot police maintained a tight blockade, firing volleys of tear gas shells across the walls, witnesses said.

26.   Police maintained a tight blockade in the hospital, blocking journalists from entering or taking pictures inside, witnesses said.