Its the side of him that people don't see that speaks so loudly.
Remember my post after the 2nd debate about taking a hard hit but still kept moving forward? Now they've made a great commercial showing exactly why he is the best candidate in this election.
Other candidates would have folded like a cheap paper cutout, but he took one heck of a hit and kept moving. Now he is on the verge of taking it all because he is real instead of staged hype.