Probably fewer than 2% of handguns and well under 1% of all guns will ever be involved in a violent crime. Thus, the problem of criminal gun violence is concentrated within a very small subset of gun owners, indicating that gun control aimed at the general population faces a serious needle-in-the-haystack problem.
Point Blank: Guns And Violence In America (ed. Transaction Publishers, 2005) - ISBN: 9780202367873