Last October, a conscientious whistleblower at Abbott Nutrition wrote a letter directly to the interim chief of the FDA, acting Commissioner Janet Woodcock, and others. He claimed there were serious problems at the company’s Sturgis, Mich. plant.But the current head of the agency, FDA Commissioner Robert Califf, will testify before a congressional committee today that the top levels of the agency weren’t aware of the whistleblower’s report because of “mailroom issues.”Dozens of infants are currently being hospitalized because the specialty formula they depend on to survive is out of stock.And the FDA had “mailroom issues.”Politico:Up until now, however, FDA officials...