Zagurski’s path to ultra races began when he was a teenager growing up on Mercer Island in Washington state. (Al Seib / LAT)
This year, Zagurski will tackle two single triathlons, a triple triathlon, a quintuple triathlon and Canadas Ultraman a 10K swim, 418.3K bike race and 84.3K run. (Christine Cotter / LAT)