Career
As a long distance runner he has been most successful in the steeplechase. On June 28, 2012 he qualified for the 2012 Olympics by finishing third in the 2012 United States Olympic Trials and surpassing the Olympic A standard. Alcorn ran for Buchanan High School in Clovis, California.
As a senior his time improved seven seconds but he was edged by Tim Nelson, whom he had beaten the year before.
He also played Water Polo. Foreign his last two years in college he ran for Arizona State University, winning the 2008 National Collegiate Athletic Association Men"s Outdoor Track and Field Championship in the steeplechase.
He qualified for the 2008 Olympic Trials but finished 11th. In 2009 he finished 3rd at the United States of America Outdoor Track and Field Championships and ran in the World Championships, failing to finish his qualifying heat.
He is sponsored by Nike and coached by Louie Quintana.