But police investigators said they were not yet certain who the person is.

A police investigator, she says, would never give up his home phone and address.

They liked talking to him, in person and on the Internet, police investigators said.

By then, police investigators had become convinced they were looking for one man.

Police investigators are trying to determine where the boy got the gun and whether he had a second one.

But police investigators said she first showed up at a city shelter in 1996.

Police investigators believe that the two were shot shortly before the call came in.

A police investigator said the suspect was an army officer.

Now, only the challenge by the police investigators' unit remains.

Police investigators ruled that the cause of death was a heart attack.