Panic shooting possibly played a part in the killing, but Eugene O'Donnell, a former policeman and a professor at John Jay College of Criminal Justice, thinks officers need better instruction in tactics, as well as more sensitivity training.

ECONOMIST: Police tactics

Eugene O'Donnell, a former policemen and prosecutor, and a law professor at John Jay College of Criminal Justice in New York, said there needs to be more attention placed on missing persons and runaway cases.

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"Usually on the first hot night, people bust out, " said Walter Signorelli, a retired New York Police Department inspector who is now a professor of police science at John Jay College of Criminal Justice.

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