The incident started on September 26, when a stallion and mare were captured.
Another stallion was captured on September 28.
No horses were taken between September 29 and November 20.
Two stallions, a mare and a foal were trapped on November 21, bringing the total to seven.
One horse died on November 22.
Three horses were returned to the range but no details were given.
The capture and removal goals are 200 each.
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