Breitbart: Meet Dustin Boyer

During the May Day riots in San Francisco's Mission District, one man stood up to the Black Bloc vandals.

On the eve of May 1--the infamous May Day Riot--the Black Bloc mob had paraded along Valencia Street through the heart of San Francisco's mission district, shouting slogans, ripping up street signs, throwing newspaper racks into the street--and even attacking police cars in a giddy frenzy of destruction. ...

Dustin--completely unarmed--stood his ground against several Black Bloc members carrying black flags, crowbars and truncheons. "Hey! You don't even know them!" he scolded, standing in front of broken store windows as the rioters took aim at neighboring shops. ...
Read the rest at the link. Here's footage of the event on YouTube: