Sunday on PBS News Weekend, Israel steps up its ground operations in Gaza against Hamas, while desperate Palestinians search for aid and safety, and hundreds of thousands of Israelis are still displaced. Why pharmacy chains are closing stores and workers are going on strike. What some states are doing to help you protect your personal data. Plus, the story of UNICEF's Halloween fundraiser. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders