"What am I going to do, have them investigate me for another three years?"

Having heard the stories, the author decided to investigate them for himself together with a friend.

What he did not say was that he'd been investigating for weeks.

It has also been investigated for use in the treatment of cancer.

You see, the Board has been investigating your operation for some time.

"He was investigated for two months and we didn't know anything about it," the father said.

He said the college was investigating other places for groups to hold parties.

They said the men were being investigated for war crimes.

It is also being investigated for the treatment of head and neck cancer.

"We will be investigating political corruption for years to come."