another developing story we are following, the only person charged following the investigation into the san bernardino attack is scheduled to appear in federal court in just over an hour for a -- hour from now for a bail and detention hearing. enre say marquez, the long-time friend and neighbor of syed farook is expected to enter a plea to three criminal charges, though none specifically related to the san bernardino shooting. we're also learning more today about the immigration process that allowed shooter tashfeen malik into the united states on a so-called fiance visa. msnbc chief legal correspondent ari melber joins us. let's talk about this hearing today, what might we learn about this investigation? >> we're not going to learn a lot more. we're just going to go through the process of what happens when someone is being charged in this way. as you mentioned though, the headline here being that these are three particular charges that are not explicitly a part of that terrible mass murder, and yet are a part of the larger