Sporting Lisbon are on the trail of highly rated Nigerian teenager Anderson Esiti, according to influential Portuguese sports daily <i>Record.</i> <br /><br />The leadership of Sporting Lisbon has made enquiries on the availability of the Leix&otilde;es SC midfielder, but no official bid has been submitted.<br /><br />Sporting Lisbon are in the market for a central midfielder as they could lose William Carvalho, dubbed the new Patrick Viera, in the January transfer window.<br /><br />The Lions face competition from other clubs in Portugal and abroad for the signature of Anderson Esiti.<br /><br />Anderson Esiti, a former student of Dore Numa College, Warri&nbsp; has a contract with Leix&otilde;es SC until June 2014.<br /><br />Photo Credit : tgc-globalmanagement.com<br />