now, the first witness in this case may be this man, david pecker, the head of the national enquirer, who will give us an idea of trump's state of mind, wanting to hide affairs because he's expected to testify trump also paid off a different woman, a playboy model. we'll likely hear from hope hicks, one of president trump's closest aids. the actress herself stormy daniels, and his lawyer at the time, michael cohen, who actually made the payments. will trump testify in his own defense? here is george washington law school's steven saltsburg. >> if he takes the stand, he'll be hard to control by any lawyer or the judge and it gives him another forum to speak to his base. so if he decides that speaking to the base is going to be more important because the odds of getting a conviction are already high, he might take the stand and basically then, if he does, have a further complaint that there isn't justice to be had in new york. >> and this is not the only court case for trump this week. his lawyers will be in the u.s. supreme court later this week arguing presidential immunity, repeating