Trump Appears To Have a Snake Eye (Real Video)

Throughout the whole video Trump's right eye seems very odd, with his pupil constantly appearing to narrow and widen like a reptile. I'm not claiming Trump is a reptilian, but this is worth pointing out and asking questions.

Here is the original video https://www.youtube.com/watch?v=IXOhSU571p0
Investigate for yourselves

I found this really bizarre when I looked at it in my video editor zoomed in.