The group filed suit in Phoenix yesterday, according to a story by KPNX News, arguing that the agency is removing them from the Apache-Sitgreaves National Forests under the guise of “unauthorized livestock.”
The article did not indicate if the case was prompted by the “Jumping Mouse” roundup earlier this year.
UPDATE: Added video.
Western Horse Watchers Association 
is this related? https://www.facebook.com/LovetheHeberWildHorses/photos/a.669327707019352/1046097832675669