Complex sentence: During Hubbard's tenure the school avoided an announced closing and created the first electronic campus in the U.S. it also experienced success in sport, with Northwest appearing in six national title games and playing some games at Arrowhead Stadium in Kansas City.
Split into simpler sentences: During Hubbard's tenure the school avoided an announced closing and created the first electronic campus in the United States. It also experienced success in sport, with Northwest appearing in six national title games and playing some games at Arrowhead Stadium in Kansas City.