The Health Secretary has accused doctors of refusing to carry out tests for dementia because they believe it is pointless as there is no effective cure available.
Jeremy Hunt said the country should be "ashamed" that so many people were being denied treatment which could stave off the condition for years.
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Tony Davies was the first civilian to reach Pc Palmer after he was stabbed during the Westminster attack.
Defiant Londoners put on a show of solidarity for the victims of the Westminster terror attack at a vigil in their honour.
Weather set to improve with plenty of sunshine by Saturday