"The virus is spreading under a close and careful watch,".

VOA: standard.2009.12.25

Then the population could be screened for Loa Loa, and kept under close watch while the river blindness drug was administered.

BBC: Danger worms tracked from space

Even as the two sides' naval vessels were firing at each other, the latest group of South Korean tourists allowed to venture to the North under close watch were visiting a mountain there.

ECONOMIST: On the eve of talks, trouble flares between the Koreas

Authorities have so far allowed workers at the Honda plants to organize and agitate for better pay, but workers say the police are keeping them under close watch.

CNN: China grapples with growing labor discontent