NEW YORK (CNNMoney.com) -- In a sign that job losses are felt in every corner of the nation, unemployment rates rose in 98% of metropolitan areas across the country in December, according to a recent government report. ... Morgantown, W.Va., had a rate of just 2.7%, the lowest in the country. Morgantown houses West Virginia University, which is the town's largest employer. The University has a large hospital and pharmaceutical manufacturing component - areas of the economy that are actually adding jobs. Of the 49 metropolitan areas with a population of at least 1 million, Detroit had the largest unemployment...