Ryan Sawyer + Rob Mazurek

Tonight's promising doubleheader brings together a multifarious master of manifold projects and a versatile improviser best known as a sideman. Trumpeter Rob Mazurek, he of the various Chicago Underground permutations, plays at 8pm with pianist Angelica Sanchez; drummer Ryan Sawyer follows at 10pm, driving altoist Darius Jones with Shahzad Ismaily on bass.