The man in charge of security in Ferguson walks with protesters . Missouri Highway Patrol Capt . Ron Johnson was arrested for the incident Thursday . ` ` I ' m here to make sure they know what I ' m talking about , '' Johnson says Friday . State police took over security in Ferguson after days of unrest .
The man in charge of security in Ferguson walks with protesters . Missouri Highway Patrol Capt . Ron Johnson was tapped for the job Thursday . `` I 'm here to make sure they hear what I 'm talking about , '' Johnson says Friday . State troopers took over security in Ferguson after days of clashes .