After taking nearly two years to release copies of its lab accident reports under the Freedom of Information Act, the Centers for Disease Control and Prevention is keeping secret large swaths of information when accidents occur with potential bioterror pathogens like those that cause anthrax, Ebola, and plague. The latest installment of USA TODAY’s ongoing Biolabs in Your Backyard investigation is an example of holding government agencies accountable by publicizing their FOIA delays and redactions.