Ben Hassi News Today

the floor. but now notice another man in the blue shirt. thats dwayne bullard, a b.a.r.t. service worker. >> i seep him about to punch her. i had no choice but to react. >> reporter: the b.a.r.t. station in san francisco was crowded on may 10 when this video was shot. while bullard got involved, others kept their distance. >> they reacted by pulling their phones out and filming it. thats it. thats the only assistance i could get. >> reporter: i asked him what was going through his mind...