GOP leading in top two races 10/20/2002 By WAYNE SLATER / The Dallas Morning News AUSTIN - Republicans seeking the state's top offices hold a double-digit lead over their Democratic opponents, but undecided voters still could narrow the gap with less than three weeks until Election Day. Gov. Rick Perry is favored by 50 percent of likely voters over Laredo businessman Tony Sanchez, backed by 35 percent in the latest poll by The Dallas Morning News. In the Senate race, Republican John Cornyn leads former Dallas Mayor Ron Kirk by 10 points. The Democrats' best chance in the Nov....
