Three water companies – South East, SES and Portsmouth – lack internal audit functions, placing them at greater risk of breaching their statutory duties, Ofwat has been warned. Also in the latest round up of the weekends’ papers, Xlinks prepares to commission a new 700-foot ship to lay an underwater power line between the UK and Morocco, and RenewableUK says the next Contracts for Difference auction could secure more offshore wind than Britain’s current capacity.