Is Smithfield Back in the IBP Hunt?

Also: news on Hallwood Energy, American Express and Core Group

Tyson Foods (TSN ) discontinued its merger plans with IBP Inc. (IBP ). There is speculation on Wall Street that Smithfield Foods (SFD ) may revive its takeover bid for IBP.

Fortis Inc. will buy Core Inc. (CORE ) for $4.92 per share cash.

A unit of Pure Resources will buy Hallwood Energy (HECO ) for $12.50 per share.

According to BusinessWeek's Inside Wall Street column, three firms are rumored to be interested in American Express (AXP ): Citigroup (C ), Morgan Stanley Dean Witter (MWD ) and American International Group (AIG ).

Inside Wall Street also reports that Service Corp. (SRV ) has received interest from LBO outfits.

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