The question was asked in the second video.
7:38 Minutes
Donald Trump Reacts GOP Convention Rules Committee - Trump On Hannity
https://www.youtube.com/watch?v=5926LFeR36Q
9:41 Minutes
Hillary Clinton Weighs On Trump - Donald Trump On Hannity
https://www.youtube.com/watch?v=g1LtxehOUUQ
Thanks for the link to the vid with Trump’s explanations.