The competition will take place Sunday, March 15, and will feature participants from more than 40 countries. By THE STAR STAFF BN Sports president and event organizer Arturo Díaz announced that the 2026 edition of IRONMAN 70.3 Puerto Rico has already surpassed 1,300 registered athletes, pointing toward one of the largest competitions in the event’s history on the island. “From the first weeks of the registration process, we saw an extraordinary response from both local and international…