That guy is Brian Glenn. He’s a host on “Real America’s Voice”, a right-wing to far-right station and the boyfriend of Marjory Taylor Greene.

The attending “press” has been pre-selected and it’s not a stretch to assume that these people know what’s expected of them. The narrative is that not wearing a suit is a sign of disrespect. When Trump greeted Zelensky in the beginning he also made a remark about it.