During one especially harrowing ride off of a high mountain pass , zig - zagging down multiple switch - backs , his horse took his own lead and leaped straight down the mountainside .
A stallion ridden by Summers one day was especially strong and spirited .
During one especially harrowing ride off of a high mountain pass , zig - zagging down multiple switch - backs , stallion 's horse took his own lead and leaped straight down the mountainside .
A stallion ridden by Summers one day was especially strong and spirited .