Morning Joe 03/20/12

Todd: I think we'll know April 3 if primary is over or not

Now that Mitt Romney has Illinois in his back pocket, what happens as the GOP primaries head to the Louisiana this weekend? Will Santorum win Louisiana? And what's with Newt Gingrich's sudden kind words for Romney? NBC News' Chuck Todd and "Meet the ... more Duration: {{video.duration.momentjs}}