In this photo from May 29, 2014, Kathy Nahas and her grand daughter Natalie Low, 3, pull weeds at the Benson community garden in Omaha, Neb. Nebraska Sen. Burke Harr of Omaha wants to expand the use of community gardens in urban areas. He is launching a study this summer to try to make it easier to start community gardens, possibly by allowing them to grow on public land. (AP Photo/Nati Harnik)
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