On 10 April 2014 , Donald Cook entered the Black Sea .
On 14 March 2014 , Desron - 60 guided - missile destroyer USS Donald Cook ( DDG - 75 ) departed for its first patrol as a forward deployed naval vessel of the U.S. Sixth Fleet .
On 10 April 2014 , USS Donald Cook   entered the Black Sea .
On 14 March 2014 , Desron - 60 guided - missile destroyer USS Donald Cook ( DDG - 75 ) departed for its first patrol as a forward deployed naval vessel of the U.S. Sixth Fleet .