1.   ...a tracking system which can follow a burglar round a building and zoom in on his face.

2.   And, they add, you always have the option to switch the tracking systems off.

3.   And, from this autumn, a statewide tracking system will keep tabs on the immunization status of every child in Texas.

4.   Another company, GeoSpatial Technologies, also plans to market a tracking system for your car next year.

5.   Ashcroft said the tracking system will contribute to national security.

6.   Authorities say a computerized tracking system will give them instant information about foreign visitors.

7.   Biden, who is known for defending civil liberties, argued that the tracking system is justified by the difficulty of rehabilitating sex offenders.

8.   A team of scientists concluded that the plant needs a computerized tracking system to monitor each of the thousands of individual pits.

9.   All the major shippers now have online tracking systems so you can find out just where that thing is.

10.   But because of the stigma associated with HIV, AIDS advocates had opposed a similar tracking system.