Shopping cart having plastic basket

A shopping cart comprising a wheeled chassis, a handle structure, and a basket fastened to the wheeled chassis and to the handle structure, said basket comprising separate panel members molded from a plastic material, said panel members including two side panel members, a front panel member, and a bottom panel member, certain of the side, front, and bottom panel members having spaced tabs thereon and certain of the side, front, and bottom panel members having spaced slots therein, the spacing between the tabs corresponding to the spacing between the slots and the tabs being received by the slots to rigidly assemble and interlock the side panel members to the front panel member and to the bottom panel member and to rigidly assemble and interlock the front panel member to the bottom panel member, said handle structure having a pivotal back attached thereto providing a basket back member.