http://www.winchester.com/news/newsview.aspx?storyid=195

4/18/2007

Olin Corporation, through its Winchester Division, is recalling several lots of its WILDCAT® 22 (Symbol Number WW22LR) and XPERT® 22 (Symbol Number XPERT22) 22 Long Rifle rimfire ammunition.

Lot Numbers containing Letters: XN, YA, YB or YC

Through extensive evaluation Winchester has determined the above lots of WILDCAT® 22 and XPERT® 22 ammunition may contain double powder charges. Double powder charge weight ammunition may cause firearm damage, rendering the firearm inoperable, and subject the shooter to a risk of personal injury and/or death when fired.

DO NOT USE WINCHESTER® WILDCAT® 22 RIMFIRE AMMUNITION WITH LOT NUMBERS CONTAINING LETTERS XN, YA, YB or YC. The ammunition Lot Number is imprinted (stamped without ink) on the outside of the right tuck flap of the 50-round box, as indicated here: