FILE PHOTO: An Iceberg lettuce is removed from a box at a vegetable market, in London, Britain February 3, 2017. REUTERS/Peter Nicholls/File Photo
FILE PHOTO: An Iceberg lettuce is removed from a box
FILE PHOTO: An Iceberg lettuce is removed from a box at a vegetable market, in London, Britain February 3, 2017. REUTERS/Peter Nicholls/File Photo