Why has Richard Simmons not been seen or heard from in more than two years . There are odd claims that hes being held against his will in his own home. This morning, he opens up in a morning exclusive, here on today. Concert of a lifetime. You make me feel ive come alive again selling out stadiums all over the world. Crushing it at the super bowl. Now, coldplay is heating up our plaza for a rare late winter concert. Today, monday, march 14th, 2016. Announcer from nbc news, this is today with matt lauer and savannah guthrie, live from studio 1a in rockefeller plaza. Good morning. Welcome to today on a monday morning. No rain. No, its not raining out there. Forget the umbrellas. Weve got a great concert in our 8 30 half hour. Were so excited. Coldplay is here. How do you follow up a performance at the super bowl . Obviously, come to the today show plaza. Were thrilled to have them. Tons of people getting ready. We hope the weather cooperates. Lets begin with the amtrak train, traveling f