WATCH: Anti-Trump protester sucker punches female Trump supporter in the back of the head at BLM Plaza

In a video shared by Brendan Gutenschwager a anti-Trump protester rushed up to a female Trump supporter and sucker punched her from behind before running away.

The incident took place at Black Lives Matter Plaza during the March for Trump DC event today.

According to Fox News, DC police made 10 arrests associated with the “Million MAGA March” today, that drew thousands in support of President Trump.