   This is FRESH AIR. I'm Terry Gross. In his new article "The
Hell of American Day Care," Jonathan Cohn writes: Trusting your
child with someone else is one of the hardest things a parent
has to do, and in the U.S., it's harder still because American
daycare is a mess. About 40 percent of children under five spend
at least part of their week in the care of somebody other than a
parent.  Cohn's article - which is the cover story of the
current edition of The New Republic - examines how we ended up
with a daycare system that is barely regulated and is sometimes
unsafe, a system that is difficult for many working parents to
afford, yet offers many of its workers very low pay. Cohn is a
senior editor at The New Republic, where he's written about
national politics and health care policy. He's also the author
of the 2007 book "Sick: The Untold Story of America's Health
Care Crisis - and the People Who Pay the Price."  Jonathan Cohn,
welcome back to FRESH AIR. In America, childcare is basically
considered your prob