Molly Ivins, whose biting columns mixed liberal populism with an irreverent Texas wit, died at 5:30 p.m. Wednesday at her home in Austin after an up-and-down battle with breast cancer she had waged for seven years. She was 62. Ms. Ivins, the Star-Telegram’s political columnist for nine years ending in 2001, had written for the New York Times, the Dallas Times-Herald and Time magazine and had long been a sought-after pundit on the television talk-show circuit to provide a Texas slant on issues ranging from President Bush’s pedigree to the culture wars rooted in the 1960s. "She was magical in...