Hundreds of people have staged a protest in Trafalgar Square against changes to the benefits system.
The so called bedroom tax, which is due to be introduced next month, would see welfare payments deducted from households judged to have extra rooms.
The changes mean that around 80,000 will lose an average of £771 each.
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A judge has ruled that the mother of Michael Sandford who is accused of trying to shoot Donald Trump, will be allowed to visit him in jail.
Food prices in a Tesco supermarket were altered as part of a campaign to highlight the unaffordability of houses in London.
The Met Office says temperatures are expected to be highest in East Anglia and down to London.