1: Height is equal to three-fifths of the first one (3)
3: Turning up in Alcatraz, Al Pacino is a square! (5)
6: A murder suspect, one hears? (7)
7: State nominates reformer (9)
10: Leaves permitted by cute cook (7)
12: Cooped up in Essex: pelicans, it would turn out (5)
13: Consumed, beginning at the end (3)