FC Dallas starlet Ricardo Pepi made MLS history on Saturday night and became the youngest player to ever score a hat-trick in the top US flight, during a 4-0 hammering of the LA Galaxy. The teenager dazzled in the destruction of his opponents and struck three clinical strikes to pick up his sixth, seventh and eighth goals of the season and earn his first senior career trick. The child is a problem. ?Take a bow, @ Ricardo_Pepi9. pic.twitter.com/m4MIqOLADp- Major League Soccer (@MLS) July 25, 2021And through this, Pepi made…