to reproduce riot scene the recent riot at the federal build i ing los LOB angeles Angel cB will be reproduced at the trial of those arrested by mo tion picture films and shown to the jury on a screen Bc risen it will be the first time in the history of jurisprudence will on an produced trod while the riot was wag at its 1 height a moving picture coin pany i with ft ath the newest model machine mae bine had bad a operator on tho the scene and his bin films show the entire actions ot of those persons who are charged with having caused cause d disturbance