Eight Forty-Eight continues its one-on-one conversations with mayoral candidates with Rahm Emanuel. Also, WBEZ’s Richard Steele talks with filmmaker Steven Lattimore about his new documentary on the life of blues great, Jimmy Reed. The Jimmy Reed Experience screens Tuesday night at Dominican University as part of a symposium honoring Reed’s life and legacy. And WBEZ’s Jason Marck introduces you to the greatest guitarist you never heard of: Mike Bloomfield.