Add Worker Shortage to a Long List of Food Problems

Milkshakes are missing from U.K.’s McDonald’s branches, tomatoes are rotting on Italian farms, and soldiers mingle with farmers on Vietnam’s rice paddies. All because of shortage of staff.

A dearth of farm and slaughterhouse workers, truckers, chefs or waiters is hitting global food supply chains hard, causing processing slowdowns, delivery delays and empty supermarket shelves.