 New police chief for Montgomery County this afternoon. So if you'll raise your right hand and repeat after me. I, Mark Ray Yamada. I, Mark Ray Yamada. Do solemnly swear. Do solemnly swear. Mark Yamada sworn in as the 18th chief of police for the county in a ceremony attended by his wife and two of his four children. Yamada's moved up the ranks in the department for the past 35 years. He is known for his leadership in community-oriented policing. He replaces Marcus Jones, who has retired.