Complex sentence: He went on to study at Princeton University (receiving an A.B. in 1966), where he continued to play lacrosse; he has cited his teammate David Spencer Hackett's death in the Vietnam War as an influence on his decision to pursue military service.
Split into simpler sentences: He went on to study at Princeton University (receiving an A.B. in 1966), where he continued to play lacrosse. He has cited his teammate David Spencer Hackett's death in the Vietnam War as an influence on his decision to pursue military service.