This so-called "publishing error" is troubling on so many levels isn't it?
http://www.ammoland.com/2015/03/atf-revises-2014-guide-to-correct-publishing-error-on-armor-piercing-ammunition/#axzz3U0ctAd3h
http://www.ammoland.com/2015/03/atf-revises-2014-guide-to-correct-publishing-error-on-armor-piercing-ammunition/#axzz3U0ctAd3h