what should we expect to hear today? and on both sides, what do we see as the heart of their case. >> i think you're hearing that from the prosecution right now, as they try to lay it out in saying that this is a 26-year veteran of the police force. she should have known the fundamental difference, they say, between a gun and a taser. you heard the judge, right before these closing arguments begin, she went through those jury instructions. nearly a dozen pages, instructing the jurors on what the law is and how to apply the law in this case. and one point that you can bet the prosecution will hit on is the idea that they don't have to prove intent here. you mentioned, we heard from david there, his concerns about the elements that they did not prove in this case, or that he feels they did not prove in this case, but the prosecution is going to try to say that because she drew her weapon, even the drawing of her taser, they believe that was reckless and they believe that showed negligence. that is what they have been painting throughout this trial. you'll then have the defense come up and hear them say that