joining me, tom leonard, nbc investigations, mimi roker, and chuck rosenburg, former fbi official and msnbc contributor. welcome to you all. tom, let me start with you. this indictment was interesting in that it was filed in new york, mueller kept part of it. explain why this is not an sdny filing and is instead a submit filing. walk me through this. >> chuck, it is an important distinction, one that tells us a little about where it is all headed. special counsel robert mueller's mandate is to look into russia's efforts to interfere in the 2016 election, and whether or not the trump campaign had anything to do with that or instructed that. when you saw this summer, michael cohen pled guilty to a number of counts, some involving personal tax evasion, but some involving the trump campaign, but didn't have anything to do with russia, according to the guilty plea then, had to do with payments made to women for alleged affairs involving the president. today is different. in this particular case, chuck, we see something that may have ties directly to robert mueller's inquiry into meddling b