Updated:2007-03-05 14:55:26 Giuliani Estranged From His Children Some Say Personal Problems May Hurt Prospects CBS News NEW YORK (March 5) -- It doesn't look like Rudy Giuliani's two children will have a role in his presidential campaign. According to press reports, the GOP frontrunner's third marriage has alienated his son, Andrew, 21, and daughter, Caroline, 18, from their father. Giuliani's 21-year-old son, Andrew, told the New York Times that he would be too busy working on his golf game to participate in his father's presidential campaign. "There's obviously a little problem that exists between me and his wife," the younger...