Is Cristina Tzintzun Texas Democrats' Best Bet for the Senate?
The last Democrat elected to the Senate seat Cristina Tzintzun\xa0has her sights on was\xa0Lyndon Johnson.\xa0 Republican takeovers are just a fact of life\xa0in the South.\xa0 And yet in some places, there's light at the end of the tunnel for beleaguered Dems.\xa0 It's i