Complex sentence: Joel Hirsch, tail gunner Tech. Sgt. Gerry Achey, navigator instructor Maj. John Simonfy on board to re-certify navigator and electronics officers Lt. Douglas Ferguson, Maj. Gerald Black, and Maj. Donald Rousseau.
Split into simpler sentences: Joel Hirsch, tail gunner Tech. Sgt. Gerry Achey. Navigator instructor Maj. John Simonfy on board to recertify navigators and electronic warfare officers Lt. Douglas Ferguson, Maj. Gerald Black, and Maj. Donald Rousseau.