1.   A full-scale security operation is now under way.

2.   ...a security operation mounted by the army.

3.   The inauguration was held amid a massive security operation in the capital, Bogot.

4.   Other uses for private mobile radio in the catering sector inlcude security operations and airport catering.

5.   Alexander II was well advised, at the point of emancipation, to plan an elaborate security operation, but he did not have to maintain it indefinitely.

6.   A massive security operation was mounted by police and troops against terrorist attacks.

7.   A major security operation was mounted around Enniskillen.

8.   The body of Constable Louis Robinson was removed from the roadside in South Armagh late this afternoon after a day-long security operation.

9.   An immense security operation by Israeli army and police deterred thousands of Palestinians from entering Jerusalem for the mass prayer Friday.

10.   And if he perjured himself to protect the secrecy of some planned national security operation, we would forgive him.