The group claimed he was involved in drug dealing and that had been "under close surveillance" for the past ten months.

He was not immediately arrested at the airport but kept under close surveillance.

Continue reading the main story Is constant close surveillance the best way to create a family atmosphere?

It was a risk, but a close surveillance, no matter how carefully planned, could not be too regular.

And we are trying to do something other than keeping you under close medical surveillance.

Obviously both you and Denise will stay under close surveillance.

We have been under close surveillance ever since our arrival.

Its reputation has brought the area under close surveillance by the police and foreign intelligence services for decades.

Jonah has been under close surveillance for more than a week.

"The arms industry must remain under the close surveillance of the Government."