Sadiq Umar, 18, made his Serie A debut in Roma&rsquo;s draw with Bologna on Saturday night at the Stadio Renato Dall&rsquo;Ara.<br /><br />With the scoreboard reading 2 - 2, the attacker replaced Juan Iturbe in the 88th minute but could not score his first professional goal before the end of the contest.<br /><br />Before today&rsquo;s contest, the teenager had made the Giallorossi &rsquo;s 18 - man squad for Serie A matches seven times, bearing in mind that Italian clubs are allowed to have as many 12 players on the subs bench.<br /><br />Umar has notched 13 goals in all competitions for the Primavera team of AS Roma, including three strikes in the UEFA Youth League.<br /><br />The Football College Abuja product is on a season - long loan to Roma from Serie B side Spezia.<br /><br /><br />