Call her sensei: Martial arts a saving grace for 69-year-oldDon’t call her Ms. Braziel. Call her Sensei Braziel. Maureen Braziel, 69, has been involved in martial arts for 50 years. Her walls are filled with photos and trophies from her pioneering competition career. Marcus Martin, a police officer with the Metropolitan Police Department, met Braziel at the Las Vegas Martial Arts Academy, 7450 W.