Turkey's President Erdogan met with his American counterpart in a closed-door meeting on the sidelines of the UN General Assembly amid differences on US policy on Syria, as well as a number of other issues.
At least 20 people were missing and 40 rescued, the Turkish Coast Guard said. Their nationalities or where they were heading to was unknown.
TRT World's new weekly show Bigger Than Five looks at the state of the United Nations and the reforms needed in its first episode.
Speaking in New York, President Erdogan suggested that the numbers of troops on the border with Iraq are subject to change depending on the circumstances.
Turkey views the YPG to be an affiliate of the outlawed PKK, but the US considers the group to be a key ally in the fight against Daesh in Syria.
A rally supporting the outlawed PKK in Cologne has left some German media outlets giving credence to Turkish claims of double standards.
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