https://apple.news/APoyDztd2Tqu4syELJHUcRA
Soon after the virus surfaced in China, the C.D.C. got to work on its own test. “Generally, C.D.C. provides these tests for the world,” said Dr. Frieden.
But German researchers were devising their own test, which was quickly adopted by the World Health Organization for distribution around the world.
After the C.D.C.’s version turned out to be flawed, the agency continued to pursue it, despite the fact that another diagnostic test was already in wide use.
Confirmed my suspicions that CDC can’t swallow their pride and have a not-invented-here syndrome. Germany 
one up CDC.