Rollins established his reputation with audacious, barreling solos, but his skills as a sensitive and subtle interpreter of other composers is just as noteworthy. He keeps a light-footed feel during “Moritat,” which adapts Kurt Weill's “Mack the Knife” for a jazz quartet, and his work with Thelonious Monk's catalog offers plenty of intriguing modernist phrasing, as on “Bemsha Swing.”