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Trouble at the core of Britain's leadership has sparked concern over the country's economy. The pound has slumped, and economists fear the situation could hinder long-term growth prospects.

There's turbulence worldwide too, with market volatility exacerbated by recession warnings and fluctuating oil prices.

Energy continues to dominate the headlines. The French government looks to fully nationalise the country's energy giant, EDF, and the European Union looks to gas and nuclear in order to secure supplies.

(Picture: Bookmakers in London place odds on Prime Minister Boris Johnson's survival. Credit: Carl Court/Getty Images).