CNN  —  It was near the end of an unusual day for the four Patterson children when the deputies came to arrest their mother. The sheriff’s deputies approached the house, a tidy split-level outside Blue Ridge, Georgia, with chickens roaming the front yard and yellow flowers blooming along the front steps. What happened next was captured on a body-worn camera. Deputy Kaylee Robertson knocked on the glass. She wore an army-green vest over her short-sleeved uniform shirt. Visible on her left arm