But are patients the sole or even the main culprits?

However, the cost of recycling is not the main culprit.

The main culprit, according to the family, is the Internet.

Democrats have made a case that the tax cuts are the main culprit.

A common practice at that time for police, was to suspect black people to be the main culprit in any crime scene.

This year, hot weather appears to be the main culprit.

In the Sudan, the main culprit is a 15-year civil war.

The two main culprits, I think, are money and celebrity.

The sugar is the main culprit for causing health problems.

Yet even the main culprit got let off in the end.