ATLANTA (AP) - A mutated version of a common cold virus has caused 10 deaths in the last 18 months, U.S. health officials said Thursday. Adenoviruses usually cause respiratory infections that aren't considered lethal. But a new variant has caused at least 140 illnesses in New York, Oregon, Washington and Texas, according to a report issued Thursday by the U.S. Centers for Disease Control and Prevention. The illness made headlines in Texas earlier this year, when a so- called boot camp flu sickened hundreds at Lackland Air Force Base in San Antonio. The most serious cases were blamed on the...