Private First Class Pina was a member of the 19th Infantry Regiment, 24th Infantry Division. He was seriously wounded by the enemy in South Korea on 16 August 1950 and returned to duty on 2 October 1950. He was Killed in Action while fighting the enemy in South Korea on 3 January 1951.

Pina was awarded the Purple Heart with Oak Leaf Cluster, the Combat Infantryman's Badge, the Korean Service Medal, the United Nations Service Medal, the National Defense Service Medal, the Korean Presidential Unit Citation and the Republic of Korea War Service Medal.