Defense Department officials should stop the military from using untested blood collected under emergency conditions from service members to treat casualties in Iraq and Afghanistan, according to a group of Pentagon advisers that recommends an improved means of distributing blood screened for diseases to the front lines. Members of the Defense Health Board, in a June 2 report, said combat surgeons have collected and transfused more than 6,000 blood products under "emergency protocol" in operations Enduring and Iraqi Freedom since...