Last January, he said, the office began a "major investigation" into the issue.

This, strangely enough, had been his first real experience with a major criminal investigation.

This could turn into a major investigation with the Feds.

When I met with the actor and his manager, the two of them talked as if this required a major investigation.

A major investigation of the family has been under way for four years.

Spreading that much around they will start a major investigation.

The inquiry is the second major investigation of the academy in the last two years.

There will, of course, be a major investigation, but that's an internal problem.

The Georgia bureau works on major investigations around the state.

Government officials, who announced a major investigation of the killing, had nothing to report today.