A contamination of the first round of COVID-19 testing kits made by the Centers for Disease Control and Prevention slowed the U.S. government’s response to the coronavirus pandemic, The Washington Post and CNN confirmed Saturday.

The Food and Drug Administration told CNN that the CDC did not manufacture its tests under the agency’s standard protocol.

“CDC made its test in one of its laboratories, rather than in its manufacturing facilities,” an FDA spokesperson said. “CDC did not manufacture its test consistent with its own protocol.”

Read the rest of the story at HuffPost.