Updated 01 February 2002, 16.55

Millions of CCTV cameras are set up all over the country, watching people 24 hours a day.

Investigations show there's a good chance you'll be caught on TV ten times a day - and you'll probably never notice.

What do you think about CCTV? Click here to tell us your thoughts

In this week's Newsround Extra Lizo Mzimba took a look at who's keeping an eye on you, and how CCTV is an attempt to make streets safer.

Fighting crime

It's used in lots of different ways to fight crime. Cameras watch out for shoplifters, spot vandals and sometimes to record people committing acts of violence against each other.

You'll also come across CCTV in most schools - even some school buses.

Is it right?

But for cameras to protect you from crime they have to spend time spying on you, and some people feel that's not right.

Watch/Listen

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Watch Lizo's CCTV report

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