Complex sentence: Shore's parents were both with the United States Air Force, and he was born in South Dakota where his father was stationed; however, the family had moved nine times before he entered high school.
Split into simpler sentences: Shore's parents were both with the United States Air Force; as such, he was born in South Dakota where his father was stationed. Because of his parents' enlistments in the military, Shore's family moved nine times before he entered high school.