U.S. Not Testing Enough for States to Reopen, Experts Say (1)

There is no argument that testing is the key to reopening the nation’s virus-shuttered schools and businesses. But a gap is opening over how much testing is enough -- and many public-health experts worry the current level could cost lives and even set back efforts to reopen.

The Trump administration says the U.S. is conducting 150,000 tests a day, the bulk of which are done by commercial labs and some by state public health labs. The president says that’s enough for a phased re-opening, and on Saturday he praised states that have begun to do so.

But experts say that ...