WALTHAM ABBEY, ENGLAND - DECEMBER 06: Trays of broccoli await collection from Sainsbury's Waltham Point distribution depot on December 6, 2011 in Waltham Abbey, England. The depot is the largest of 23 operated by Sainsbury's to service their stores. 1200 people work in the 700,000 square foot building which makes over 1800 deliveries a week to the 83 stores in the London, Hertfordshire and Essex region. (Photo by Peter Macdiarmid/Getty Images)
