There are fears that heroin contaminated with anthrax is being distributed around Oxfordshire.
The Health Protection Agency says one person has already been diagnosed with the infection. That person is now recovering, but others are being urged to be aware of the symptoms. Kate Bunkall reports.
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Monday's weather for the east of the region
Monday's weather for the west of the region
The South of England is set to enjoy milder temperatures and is expected to escape heavy snow forecast for the rest of the country.