On the other hand, Nicolò Barbaro, a Venetian eyewitness to the siege, wrote in his diary that it was said that Constantine hanged himself at the moment when the Turks broke in at the San Romano gate, although his ultimate fate remains unknown.
Di pihak lain, Nicolò Barbaro, seorang saksi mata Venesia selama pengepungan, menulis dalam buku hariannya bahwa dikatakan bahwa Konstantinus gantung diri ketika Utsmaniyah menembus gerbang San Romano, meskipun nasib akhirnya tak diketahui.