USURER (38A. Person of great interest?). Five letters -- ALSOP (9D. Journalist Joseph); BERTH (41A. Resting place); CASKS (47D. Port containers); CELLS (4D. Biologists’ study); EBONY (28A. Chicago-based magazine with one-million-plus circulation); ISLET (32A. An inset might depict one); MCRAE (46A. Jazz great seen in the 1967 film “Hotel”); MUNIZE (48D.