a grand jury returned a 30 count indictment. they'll have a news conference in boston at 3 p.m. eastern, a little bit more than an hour or so from now and they'll have more details coming into the "cnn newsroom," a 30 count indictment against dzhokhar tsarnaev. the george zimmerman second degree murder trial is back in session. we'll continue to monitor it for gripping testimony. there is something we want to get to. there is one thing that is very obvious to those of us who have followed this case from the beginning. george zimmerman has packed on a lot of pounds. he almost looks like a very, very different man. randi kaye reports that zimmerman's new look may impact the jury. >> this is george zimmerman when he was first questioned about shooting trayvon martin. he was 5'8" and weighed 194 pounds. that was february 26, 2012. back then he was fit. look at his mug shot and early court appearances. watch as his look changed over