[rintintin]

Did he speak on a subject in which he should have mentioned Trump

Good point. It was only Trump’s nominating convention. Why would a speaker need to mention Trump?

[yesthatjallen]

Did you watch the full speech?

[yesthatjallen]

I take it from your non-reply at the time you posted the tweet from Heath Mayo you didn't see the Dan Crenshaw speech.

Here it is:

Dan Crenshaw Defines the Heroism of Everyday Americans In Emotional RNC Speech