The candidates who fell to Earth Ottawa Sun Fri, Dec. 2, 2005 By Michael Harris Star candidates may be a boon to their parties, but their impact on democracy is more like a plummeting asteroid's This week, the Liberals introduced two "star" candidates to the Mud Bowl of the General Election. They looked more like asteroids, the ones in those horror movies that collide with Earth and blow us all back to cosmic dust. Marc Garneau was unveiled in Quebec by Paul Martin as if he were an exotic exhibit in the zoo of our national politics, a new...