laduke, that was winona longtime native american activist who set up her tv and the red warrior campnorth dakota saturday morning. saturday's action went viral, people immediately been comparing the dog attacks at standing rock to the violent crackdown againsnst civil rights in birmingham in 1965 in birmingham, alabama. for more on the dog attacks at saturday's protest, we're joined by jonni joyce. she's an expert in law enforcement canine handling with more than 25 years of experience. she is the head of the consulting firm jonni joyce seminars international in south dakota. jonni, welcome you to democracy now! we just play the video of the dogs attacking native americans, hundreds of people who came up on the site to protect their land. the trouble burial ground in the sacred sites. -- the tribal burial ground in the sacred sites. the dogs bit the horses, but the people. one dog, the mouth and nose of the dog were dripping with blood . as you took a look at this video , what could you tell us about what these dogs were trained to do? all,ll am amy, first of thank you for having me.