Several other groups, including some psychiatrists, began to investigate the drug chlorpromazine about the same time.

The detective followed up by investigating the story about Ronnie.

They told you to investigate the rumors about your daughter.

One way of investigating lay beliefs about health is to ask what attributes identify a healthy person.

It concerned a case he investigated four years ago about a missing person.

INvestigate and learn the truth about the "system" you live in.

Election officials are investigating more than 1,000 complaints about irregularities, 20 of them considered serious.

We are going to investigate the complaints about the non-payment of bills by the Government.

Had to investigate a complaint about kids busting into his place.

The notion that people have devoted entire lives to investigating positive things about the world is somehow comforting.