By Joe Napsha, The Pittsburgh Tribune-Review Jun. 14--Pittsburgh will gain another steel company headquarters, if India-based Essar Steel Holdings Ltd. wins the battle to buy Esmark Inc. and its subsidiary, Wheeling-Pittsburgh Steel, the head of Essar-Americas said Friday.

By The Associated Press India's Essar Steel Holdings Ltd. raised its offer for Esmark Inc. by $80 million to $19 per share Wednesday, putting the value of the deal at about $750 million. Esmark's shares shot up $1.32, or more than 7 percent, to close at $19.98 on the Nasdaq Stock Market.

By Vicki Smith MORGANTOWN, W.Va. -- Steel producer and distributor Esmark Inc. rejected a $670 million takeover offer from Russia's OAO Severstal today, calling the bid inadequate. Esmark's announcement came 24 hours after India's Essar Steel Holdings Ltd.

PITTSBURGH, June 12 /PRNewswire-USNewswire/ -- The United Steelworkers (USW) today dismissed claims by Esmark that the union violated federal labor law in regard to discussions the union has had with Essar Steel Holdings, Ltd., an Indian steel company, and OAO Severstal, Inc., currently in a bidding war with each other over Esmark.

By Joe Napsha, The Pittsburgh Tribune-Review Jun. 12--The battle to buy steelmaker Wheeling-Pittsburgh Steel and its parent firm Esmark Inc. heated up Wednesday when Essar Steel Holdings Ltd. of India raised its bid to $19 a share, a $2 jump.