Young violence in 1B. Six 15-year-olds have already made their debut in the Challenger Pro League. Jessi Da Silva of Club NXT is the youngest player ever in Belgian professional football, while Nathan De Cat was also in the starting line-up at the RSCA Futures on Friday. Who are those boys and what do the seasoned professionals of, say, KMSK Deinze think about having to compete against those teenagers?