first_imgNational Action Network Convention 2015 – Bernie Sanders Plenary Session – photo by: Aaron J. / NAN /RedCarpetImages.net Democratic U.S. Senator and presidential candidate Bernie Sanders of Vermont will returns to Sioux City this weekend.Sanders will hold a rally at the Orpheum Theater at 6th and Pierce Streets this Sunday evening, May 5th at 6:30 p.m.Organizers say the event is free and open to the public and no tickets are required.Those attending are encouraged to RSVP through Sanders’ campaign website and entry is provided on a first come, first served basis.last_img