NATURAL GAS SUMMIT--Ohio Gov. Bob Taft gestures as he and Alaska Gov. Tony Knowles hold a news conference during the Governors' Natural Gas Summit, in Columbus, Ohio, on Wednesday, Sept. 20, 2000. (JACK KUSTRON/photoj.com)

NATURAL GAS SUMMIT--Alaska Gov. Tony Knowles, right, gestures as he and Ohio Gov. Bob Taft hold a news conference during the Governors' Natural Gas Summit, in Columbus, Ohio, on Wednesday, Sept. 20, 2000. (JACK KUSTRON/photoj.com)

NATURAL GAS SUMMIT--Ohio Gov. Bob Taft, left, hands the microphone over to Daniel Yergin, Chairman, Cambridge Energy Research Associates, as Alaska Gov. Tony Knowles looks on, during a news conference, at the Governors' Natural Gas Summit, in Columbus, Ohio, on Wednesday, Sept. 20, 2000. (JACK KUSTRON/photoj.com)