Nine in 10 UK dentists are not accepting new adult patients, while eight in 10 are refusing children.
The children's commissioner says she is concerned by data on incidents involving police in London.
Even one-off incidents could be classed as offences, new Crown Prosecution Service guidance says.
A new report highlights a significant risks to patient safety at the Denbighshire hospital A&E.
Post Offices handled a record £801m in personal cash withdrawals in July.