I can see why Cruz is doing this. It is all he can do but it is also a mistake because he is simply saying that Trump is right not that Cruz is better.
Hammer, Nail.
I don’t really see how he is doing this. It’s embarrassing.
But, you’re right— it’s all he has.
What this does, as you say, is remind people exactly who it all comes from (TRUMP), and who said it all first (TRUMP), and from the beginning and is still saying it (TRUMP), and with the force of a gladiator.
It’s TRUMP, chapter and verse.