Is it a crime not to report a crime

If I witness a crime, or a crime is committed against me, and I do not report the crime, am I guilty of a crime?
Asked Nov 12, 2013
No you're not its your choice
Answered Jan 11, 2014
Its definitely a crime when seeing a crime in-spite of not reporting to cops and never take a step forward.
Answered Jan 16, 2014

TIP: If it's not your answer to this question, please click "Leave a Comment" button under the question to communicate with the question owner.