On Tuesday night, following a week in which the CBS Evening News attracted the fewest viewers in decades, the producers decided the Katie Couric-anchored newscast needed an injection of an Olbermann-esque twist: The arrests of six Islamists, for plotting to use automatic weapons to murder troops at Fort Dix, matches the hype around previous captures which fizzled. Armen Keteyian framed his story around how since 9/11 "more than 400,000 names have come under one form of government surveillance or another -- from watch lists to wiretaps. But only a handful of terrorists have been convicted in cases with concrete ties...