As reported by Gianluca Di Marzio, widely regarded as Italy's number one voice on the transfer market, Germans Cologne have made an official bid to Parma to bring Stefano Okaka to RheinEnergieStadion.<br /><br /><i>Gianlucadimarzio.com </i>says Parma are evaluating the offer before giving a definite answer to the 2 Bundesliga club.<br /><br />23 - year - old Okaka has also been on the radar of Sassuolo, Bologna and Chievo Verona this summer.<br /><br />Stefano Okaka would compete with Nigeria international Anthony Ujah for a spot in attack if the transfer materializes. <br /><br />Photo Credit: asromalive.it <br /><br /><br /><br /><br />