Amarillo police arrested a woman charged with mugging a 73-year-old man while he was walking his dog Monday afternoon in Thompson Park, Sgt. Brent Barbee said. Zaykian Quvonne Mitchell, 19, was booked into Potter County jail on a first-degree felony charge of aggravated robbery after a brief investigation, Barbee said. A juvenile male may also have been involved in the robbery. read more