FILE - In this April 19, 2016, file photo, Democratic presidential candidate Sen. Bernie Sanders, I-Vt., and his wife Jane take a walk in State College, Pa. The Sanders Institute, a think tank founded by Democratic presidential contender Bernie Sanders’ wife and son, has stopped accepting donations and plans to suspend all operations by the end of May.
FILE - In this April 19, 2016, file photo, Democratic presidential candidate Sen. Bernie Sanders, I-Vt., and his wife Jane take a walk in State College, Pa. The Sanders Institute, a think tank founded by Democratic presidential contender Bernie Sanders’ wife and son, has stopped accepting donations and plans to suspend all operations by the end of May. Mary Altaffer, File AP Photo
FILE - In this April 19, 2016, file photo, Democratic presidential candidate Sen. Bernie Sanders, I-Vt., and his wife Jane take a walk in State College, Pa. The Sanders Institute, a think tank founded by Democratic presidential contender Bernie Sanders’ wife and son, has stopped accepting donations and plans to suspend all operations by the end of May. Mary Altaffer, File AP Photo