UK recorded record temperature of 40.2 degrees Celsius
Massive fires are breaking out across southern England, as the UK records its highest ever temperature of 40.2 degrees Celsius.
Flames are scorching the tinder-dry earth in Wennington in Essex - the blaze began on grassland but has spread to homes.
London's Fire Brigade has declared a major incident, as it deals with a "huge surge" in incidents.
Disruption is continuing across Britain's transport network - trains that are still running, travelling slowly.
There are no trains in and out of London's King's Cross - where these passengers are trying to get home:
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