While it’s the awkward lunge for the water bottle that everyone will remember from Marco Rubio’s rebuttal of the State of the Union, what the content and tone of the address convey is significant. Yes, Rubio flubbed the speech, although what impact that has upon his chances for the 2016 Republican presidential nomination remains to be seen. However, the defensive tone of the speech, combined with the content, indicates a Republican Party on the ropes that is struggling with messaging and ideas. That was evident from the moment he opened his mouth and began to speak last night.