O.J. Simpson case example of what officers should not do
June 21, 1995, file photo, O.J. Simpson holds up his hands before the jury after putting on a new pair of gloves similar to the infamous bloody gloves during his double-murder trial in Los Angeles.
In this Oct. 3, 1995, file photo, O.J. Simpson reacts as he is found not guilty of murdering his ex-wife Nicole Brown Simpson and her friend Ron Goldman at the Criminal Courts Building in Los Angeles.
In this May 30 photo, Los Angeles County District Attorney senior investigator John Calicchio shows a glove used as evidence in the O.J. Simpson murder case in the D.A’s office in Los Angeles.
LOS ANGELES—The O.J. Simpson murder trial cast a harsh light on police and forensic work, and gave law enforcement a textbook example of what not to do at a...