Athens College Junior High School 9^th grader, Dimitris Papastavrou, took part in the 14^th Balkan Open Regional Ju-Jitsu Championship (U15) that was held in Montenegro from September 22 to September 24, 2017.   Dimitris won 2^nd place in the U15 -45kg Fighting system and 3^rd place in the U15 Duo system mixed.