The Boston Marathon bombing proved a very smart subject to examine the sorts of issues Aaron Sorkin is most interested in probing in this HBO series. How is breaking news disseminated, collected and, most important, verified in this new century of social media and intense TV news competition? Last week’s season premiere showed that getting the story, and getting it right, is not easy. But, more than ever, it’s important. In tonight’s episode, Jane Fonda returns as cable news network owner Leona Lansing – and once again, she’s fixing for a fight. This time, it’s because she fears her company is about to be poached… and she’s correct.