Joshua Abdulai Koroma (born 8 November 1998) is an English professional footballer who plays for Leyton Orient as a striker.Brought into the Leyton Orient first team during March 2016, he made his debut as a second-half substitute for Kevin Nolan in the 3–0 league defeat at Barnet on 9 April 2016. He scored his first senior goals with a hat-trick in the 4–0 win at Newport County on 4 March 2017.Koroma is of Sierra Leonean descent. Wikipedia