Thousands of pounds of armor added to military Humvees in Iraq have made the vehicles more likely to roll over and kill or injure soldiers, a newspaper reported. "I believe the up-armoring has caused more deaths than it has saved," Scott Badenoch, a former Delphi Corp. vehicle dynamics expert, told the Dayton Daily News for its Sunday editions. An analysis of the Army's ground-accident database, which includes records from March 2003 through November 2005, found that 60 of the 85 soldiers who died in Humvee accidents in Iraq -- or about 70 percent -- were killed when the vehicle rolled,...