As Attorney General Jeff Sessions and others testify about what they knew and who they talked to, is the basic issue being lost in the political drama? It's reported that Russian hackers gained access to the voting systems of 39 American states during last year's elections. There's no evidence they affected the outcome. But, as the fired FBI Director James Comey warned last week, "They'll be back." What's in store for America's democracy in the future? How does this compare to the long history of US involvement in other countries' elections?