ConAgra buying Ralcorp for about $5 billion - Article Photos 1/1

This March 21, 2011, file photo shows a sign for ConAgra Foods' world headquarters in Omaha, Neb. ConAgra Foods is buying private-label food producer Ralcorp for about $4.95 billion, which will make it the biggest private-label packaged food business in North America. ConAgra Foods Inc. said Tuesday, Nov. 27, 2012, that the deal is expected to close by March 31, 2013 and needs Ralcorp shareholder approval. (AP Photo/Nati Harnik, File)