Eligibility for COVID vaccines expands at United Center amid snags in appointment process Posted on March 8, 2021 by Chicago 1 Chicago Chicago News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: Illinoisans eligible under the state’s Phase 1B+ are now able to schedule appointments beginning today. 1 Chicago Chicago News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: