Charles Gibson was the moderator in the second U.S. presidential debate in St. Louis , Missouri .
During the 2004 U.S. presidential-election campaign , he moderated , on October 8 , 2004 , the second presidential debate between the two candidates : Republican incumbent U.S. President George W. Bush and Democratic U.S . Senator John Kerry. In 1987 he first became co-anchor of Good Morning America.
Charles Gibson