How to use "operation" in a sentence

But there was something the officer didn't tell them: a person has to be missing for at least forty-eight hours before the police will start a search and rescue operation

After Brion had called the Aspen police, the head officer, Adam Crider, started the rescue operation

He called Aron's housemate Elliot and asked him to manage the store and rescue operation until he returned

A week later, I was back in hospital in Denver for my fifth and most difficult operation

The time I woke up after the operation was the lowest point after my escape

'An operation would have been useless

If you're looking for a freelance hit man, someone who deals in carload lots of illegal weapons, maybe a mercenary who can put together a small expeditionary force for an overseas operation - you can find all of them here

That would have been a complex operation, fraught with the peril of discovery

But if this is a military operation, then most of the staff is probably assigned here under the same conditions submariners have to live with