Stationed with another marine in an advanced position when a Japanese handgrenade landed in his foxhole Pfc. Phelps instantly shouted a warning to his comrade and rolled over on the deadly bomb, absorbing with his own body the full, shattering Impact of the exploding charge.

Courageous and indomitable, Pfc. Phelps fearlessly gave his life that another might be spared serious injury, and his great valor and heroic devotion to duty in the face of certain death reflect the highest credit upon himself and the U.S. Naval Service. He gallantly gave his life for his country.