In many, the report said, no investigation at all was carried out.

To answer this question, a further investigation was carried out.

However there is no evidence that an investigation was ever carried out.

The Bank also has the power to carry out regular investigations of a bank's business.

The first archaeological investigation of the site was carried out in 1964.

To resolve this issue, a further investigation was carried out.

To test this hypothesis, a further investigation was carried out.

No public investigation of the shootings has been carried out either.

Yale University carried out further investigations from 1984 to 1986.

No credible investigation into the murder has ever been carried out.