The new mayor in LA, Karen Bass, the former community organizer and former head of the Congressional Black caucus, LA’s first woman mayor, was sworn in on Sunday, and her first act was to declare a state of emergency to address homelessness.  Harold Meyerson comments.plus: In the biggest strike in the nation this year, the strike by University of California graduate student employees, one group of strikers—the postdocs--settled, and another agreed to go into mediation—the Teaching Assistants, who are refusing to grade final exams for tens of thousands of students. Nelson Lichtenstein has our report.Also: We know a lot about the bad things J. Edgar Hoover did, but it turns out there’s a lot we didn’t know. Historian Beverly Gage explains; Her new book is “G-Man: J. Edgar Hoover & the Making of the American Century.”