Democratic member of the Foreign Affairs Committee Rep. Johnny Olszewski joins David Gura and Christina Ruffini on Bloomberg This Weekend and expresses his skepticism about the finalization of a deal with Tehran, noting Iran's own uncertainty about signing the agreement. -------- More on Bloomberg Television and Markets Like this video? Subscribe and turn on notifications so you don't miss any videos from Bloomberg Markets & Finance: https://tinyurl.com/ysu5b8a9 Visit http://www.bloomberg.com