leave no stone unturned

"Tom Hayhoe brings a wealth of experience and will leave no stone unturned as a commissioner with free rein to investigate the unacceptable carnival of waste and fraud during the pandemic."

In a statement, it said it will "leave no stone unturned" to ensure the child practice review is provided with "all relevant information held by the council regarding all concerns raised".

“We will leave no stone unturned to find all potentially liable parties, to include any individual or entity who participated in or benefited from this egregious behavior.”

"That certainly hasn't stifled our determination to investigate this crime and leave no stone unturned to find his killer or killers," he said.

The FBI is handling the criminal investigation into the attempted assassination and Mr Wray told the committee the agency will "leave no stone unturned".