On a cold day in January last year, Sen. Sam Brownback stood in a room full of friends in Topeka and said his family was taking its "first steps on the yellow brick road to the White House." Nine months later, the walk was over. Brownback stood before microphones in a room full of friends in Topeka to say the yellow brick road -- and his campaign funds and showings in the polls -- had stopped short. It was the first presidential campaign for a relatively unknown conservative Christian Kansan in a race that included war heroes, a New York City mayor and an energetic, bass-playing former Baptist minister. Yet this week, the 51-year-old will be on the stage he wanted to be on, on the day he wanted to speak, at the Republican National Convention in St. Paul. He speaks three spots before nominee John McCain. ...