 Complete the following phrase:  Shafroth then spent next three years aboard Virginia with training, participating in the Fleet Exercise in the Caribbean. He was commissioned Ensign on June 6, 1910, after serving two years at sea required then by law. Shafroth was promoted to Lieutet junior grade on June 6, 1913 and served consecutively aboard destroyers USS Jouett, USS Beale, USS Jenkins. While aboard Jenkins, he served as ships Executive officer under Lieutet Frederick V. McNair and took part in the 