Refer to this report dated 05/07/18 in the Las Vegas Review-Journal. See also this press release dated 05/07/18 from the U.S. Forest Service.
A similar action was carried out in 2015, against the wishes of local residents. At the time of the gather, the horse population was at 7X AML and no cattle were grazing in the area. The case is briefly discussed beginning at 21:48 in this video.
The town of Cold Creek falls within the Wheeler Pass HMA or Spring Mountain HA.
Western Horse Watchers Association 