Across the UK, shopfronts are being exploited by criminal gangs pushing illegal drugs, experts say.
The arrest was made as part of a wider investigation into leadership at the Countess of Chester Hospital.
The government said medical data of 500,000 people was affected but no personally identifiable information had been made available.
The three-year agreement will see at least 50 riot-trained police officers drafted in to tackle violence and “hostile crowds”.
School uniforms and non-stick pans are some of the everyday products that should stop using chemicals called PFAS, MPs say.