NEW : This means the product will ship as received by the manufacturer, sealed, with all advertised components, and with the manufacturer warranty. We were looking at whether Ivins released anthrax to test vaccine . Attorney says Ivins was innocent in anthrax case , pressure caused his death . Suicide is official cause of death for Bruce Ivins , medical examiner says . Ivins was being investigated in 2001 anthrax attacks , source says .
NEW : U.S. official : We were looking at whether Ivins released anthrax to test vaccine . Attorney says Ivins was innocent in anthrax case , pressure caused his death . Suicide is official cause of death for Bruce Ivins , medical examiner says . Ivins was being investigated in 2001 anthrax attacks , source says .