"Alex" wrote in message
...
http://www.guardian.co.uk/terrorism/...642233,00.html
Commuters face airport-style scans
Rail and London Underground passengers could soon face airport-style
scanning techniques under new anti-terror plans, the transport secretary
revealed today.
Alistair Darling pledged to reduce the risk of another terrorist attack on
London but admitted that security systems on rail networks would never be
as stringent as those in airports.
...
The new cameras are programmed to look for suspicious behaviour patterns,
such as one person standing in the same place for a significant length of
time,
waiting for a train perhaps.
tim