watertight

Yet, this on-off-on transfer saga is only over for now, because the deal - a loan with an obligation to buy - does not appear watertight.

But if you want to win league titles you've got to be watertight and strong at the back, and I'm not so sure Liverpool are.

"We worked together to make sure we had a watertight prima facie case in order to lawfully arrest Aimee Betro in a foreign country without her becoming aware and potentially fleeing again," he explained.

But are the new rules, which are set out in the Online Safety Act watertight, or will people be able to find ways around them?

Ms Perkins said that while the law was welcome, it was vital "to ensure the regulations are watertight and no one can be forced into silence again".