http://www.thefirearmblog.com/blog/2...n-pene-recall/

Winchester has issued a product recall on its 5.56mm M855 62 Grain PENE centerfire rifle ammunition … Olin Corporation, through its Winchester Division, is recalling one (1) lot of its 5.56mm M855 62 Grain PENE centerfire rifle ammunition. Symbol Number: ZGQ3308 Lot Number: WCC10M106-004