The police investigated the scene.

He is engaged in the geological investigation of that area.

We conducted an investigation on that issue.

The police rushed to the actual spot.

The police are conducting an investigation at the scene.

His perception was sharp, and he immediately saw through the lie.

He deeply considered the problem.

He went to the police station and reported the theft.

He is working at a construction site.

The police collected evidence from the crime scene.