Senator Marco Rubio may have thought he was going to fly under the radar with regard to immigration, but activists are making sure he doesn't.
I can't really tell what they were saying, but they were certainly persistent about interrupting him.
A couple of things stand out for me. First, the language Rubio is using is Obama's, nearly verbatim. Listen carefully and I'll bet you can hear language lifted right out of Obama's speeches. Second, he was pretty terrible at dealing with the heckling, preferring to let the oldsters in the audience do the dirty work for him.
There's an art to handling hecklers. Here's a pretty good example: