On this hour:  Fred flew to Tennessee over the weekend and talks about his experience.  There's robot dogs enforcing social distancing in Singapore.  Jeff Howe from the Athletic discusses N'Keal Harry's new training to stop injuries.  A Cape Cod ice cream shop opened and closed after one day.  The owner says customers were so mean and unruly to his workers, some quit and he closed his doors.  Calls come in on people being rude to food workers