Kirk accuses rival Cornyn of 'racial politics' As contest heats up, AG denies charge, says foe embraces violent music 10/18/2002 By GROMER JEFFERS JR. and TODD J. GILLMAN / The Dallas Morning News FORT WORTH - Democratic Senate candidate Ron Kirk on Thursday accused GOP rival John Cornyn of trying to frighten voters with "racial politics" by criticizing his appearance at a rap music summit. Mr. Cornyn denied the charge and countered that his opponent had embraced music that glorifies cop-killing. The exchange, the campaign's most contentious yet, came on the eve of their first debate. They also argued...