Dear Friend, The topic of this email -- and the subject of a major speech I will deliver in Boston's Faneuil Hall tomorrow -- is national security. If you think I'm planning to alert people to Republican pre-election fear-mongering on this vitally important issue, you're only half right. Of course, we need to reject the Republicans' idea that a "debate" on national security involves them demanding another book of blank checks for policies that don't work. And, needless to say, we can't tolerate them smearing any Democrat who stands up to their miserable record of failure. I will be campaigning...