From the USDA:

CLASS I RECALL
HEALTH RISK: HIGH

American Foods Group, LLC, a Green Bay, Wisc., firm, is voluntarily recalling approximately 95,927 pounds of various coarse and fine ground beef products because they may be contaminated with E. coli O157:H7, the U.S. Department of Agriculture's Food Safety and Inspection Service announced today.

[..]

The ground beef products subject to recall were produced on Oct. 10, 2007, and were distributed to retail establishments and distributors in Indiana, Kentucky, Maryland, Ohio, Tennessee, Wisconsin and Virginia.

According to the press release, the products were distributed for repackaging and will not have the original identifying numbers on the new packages. The USDA says consumers can contact their retailers to ask if they received any of these products. More details here.