1.   A large part of the area was sealed off following the arrests as police carried out a fingertip search for bullets.

2.   The East Germans built the Berlin Wall to seal off the border.

3.   Police sealed off flooded areas so rescue workers could search for survivors.

4.   While firefighters stood by, crews dug down near the break and sealed off the gas line.

5.   ...the anti-personnel door that sealed off the chamber.

6.   ...plans to use razor wire to seal off hostels for migrant workers.

7.   A city centre is still sealed off following a security alert earlier this afternoon.

8.   Codenamed Operation Blackthorn, county workmen, backed up by police, sealed off hundreds of acres of farmland at Hillersland at the Forest of Dean in Gloucestershire.

9.   Almost immediately that morning, police checkpoints sealed off Ljuboten, and shelling began.

10.   Bracing for a possible revenge bombing, Israel sealed off the West Bank and Gaza Strip Sunday, keeping tens of thousands of Palestinians from their jobs.