Complex sentence: He was responsible for developing and establishing overall naval health care policies and priorities, contingency and wartime planning, and program development in support of more than 2.8 million United States Navy and Marine Corps active duty and retired beneficiaries and their families.
Split into simpler sentences: He was responsible for developing and establishing overall naval health care policies and priorities, continency and wartime planning, and program development. This was in support of more than 2.8 million United States Navy and Marine Corps active duty and retired beneficiaries and their families.