I certainly think we could do more. Whether it would have much impact at this time is not clear. However, with the changes that may occur in Cuba, especially when Raoul leaves the scene, which may not be too long either—he's only five years younger than Fidel, so he's going to be gone at some point--it may well be that in the absence of Fidel and maybe in the presence or absence of Raoul, pressures of that sort might have some impact.
However, my reading of the situation is that we would expend any political capital we have—and I'm not sure how much we have at this time in Cuba—pretty quickly for minimal results. Perhaps it's the right thing to do. Maybe we should do it. Whether it would yield results—