You beat me to it.
WATCH: Ted Cruz Nails Sally Yates for Blocking Trump’s Travel Ban …
EDIT to add “donotlink” to previous, and add the following:
I think maybe his real goal was to say these things anyway, even if they could be discredited. The fact remains that he said them, and they’ll matter to some segment (e.g., “WATCH: Ted Cruz Nails Sally Yates for Blocking Trump’s Travel Ban”).
One thing I remember from a social psychology class is that courtroom lawyers will deliberately mention things that they know will be stricken from the record. The judge will instruct the jury to disregard the comment, but the way the mind works, a person will think to themselves “Like HELL I’m going to disregard that; he can’t tell me what to do…” Like a deliberate Streisand Effect.