All participants competing must be age 14 or older on event day. Please note: TRI PHX LLC does not provide refunds for registered runners, please note that before registering. Switching from longer to shorter distances are allowed at no cost before 10/1/18. Email to switch distances. Per USATF rules, bibs may not be sold or transferred to other individuals; the new runner is not covered by insurance and both runners are in violation of terms of service.