The local nine and ten o'clock newscasts have been a real slugfest for years, yet Channel 9 continues to hold off all comers. One of the main reasons is quality: The station continues to break important stories with a regularity that's got to exasperate the competition. But star power is an equally important factor. Adele Arakawa has outlasted an entire generation of anchors trying in vain to knock her off her perch, Kathy Sabine brings something akin to glamour to her forecasts, and Drew Soicher caps off the night with sportscasts that induce smiles even when the final scores don't.