Cornyn takes Senate seat As Kirk concedes, Senate winner sees call for 'new management' 11/06/2002 By TODD J. GILLMAN and GROMER JEFFERS JR. / The Dallas Morning News Republican John Cornyn rode a wave of presidential popularity to the Senate on Tuesday, ending former Dallas Mayor Ron Kirk's bid to become the state's first black senator. "Texas made it clear tonight. We need new management in the United States Senate," Mr. Cornyn told a jubilant crowd in Austin, flanked by family, supporters and the man he will replace, retiring three-term Sen. Phil Gramm. The Democrats' one-vote Senate majority going...