<span style="color: #222222;">Turkey's defense ministry has said military teams are working to disable a second naval mine  that was detected floating off Turkey's Black Sea coast. <br />''<br />''The ministry  today said Underwater Defence Teams that were dispatched to the site off the coast of Igneada, near the border with Bulgaria, had managed to secure the mine and were now working to neutralize it.<br />''<br />''On Saturday, authorities closed the Bosporus – the landmark waterway between the Black Sea and the Sea of Marmara – to traffic as a precaution as the Turkish coast guard responded to reports of a drifting mine-like object which was later neutralized.<br />''<br />''On 18th March  , Turkey issued a Navtex alert advising ships to keep a "sharp look out" and report any possible mines that had drifted from ports such as Odesa.</span><br />