On that day of Martin’s back-to-back meetings, Justino Taveras, the day’s driver for PET Dairy, wheeled in the crates of milk — 1,200 eight-ounce cartons for breakfast and lunch, another 500 for supper. He used to deliver Monday, Wednesday and Friday. But the vendor in Spartanburg, S.C., is suffering from a driver shortage, prompting a change to Monday, Wednesday and Thursday, a shift that immediately snarled the district’s available refrigerator space.
Supply chain problems threaten school lunch programs
