Complex sentence: Rance is killed in the ensuing crossfire, Maguire is injured when a bullet sends shattered glass into his face, and Sullivan escapes with ledgers, but as he flees, Maguire shoots him in the arm.
Split into simpler sentences: Rance is killed in the ensuing crossfire, Maguire is injured when a bullet sends shattered glass into his face, and Sullivan escapes with ledgers. As he flees, Maguire shoots him in the arm.