How could police related shooting deaths be reduced?

Nearly two times a week in the United States, a white police officer killed a black person during a seven-year period ending in 2012, according to the most recent accounts of justifiable homicide reported to the FBI.

On average, there were 96 such incidents among at least 400 police killings each year that were reported to the FBI by local police. (USA Today)

Today’s Question: How could police related shooting deaths be reduced?