Former acting FDA Commissioner Stephen Ostroff thinks food companies should pay user fees to FDA as it could help improve product reviews and inspections and help shore up the agency’s food program, which lawmakers and agency watchers say needs to undergo significant structural and leadership changes. Ostroff's comments came just hours before it was reported that FDA’s food program will experience a shift in leadership -- Frank Yiannas, FDA’s deputy commissioner for food policy and response, will resign next month,...