Shortly after noon on November 22, 1963, President John F. Kennedy was assassinated as he rode in a motorcade through Dealey Plaza<span> in </span>downtown Dallas<span>, Texas.
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Answer: They help to clarify what happened in a crime.
Explanation: Witnesses tell the judge and/or jury everything they know about an event. A witness is someone who has <em>relevant information</em> about a crime that had taken place.
<span>B.)panic and fear of black people in the Southern states</span>