Question: What is the given name of the American ultrarunner from Boulder, Colorado who started the Ultra Caballo Blanco?
Sentence (from "Micah True"): Micah True (November 10, 1953 – March 27, 2012), born Michael Randall Hickman and also known as Caballo Blanco (white horse), was an American ultrarunner from Boulder, Colorado, who received attention because of his depiction as a central character in Christopher McDougall's book "".
Relevant evidence: Yes