Like everything else in Illinois, it's waiting on money...
http://thesouthern.com/news/local/article_8a7ad064-fc69-11e0-85ad-001cc4c002e0.html
Maybe it will be a good thing that this project is delayed, and by the time funding comes around IDOT will look at following the IL 154/IL 3 or IL 13 corridors to tie into St. Louis rather than using IL 127 and an I-64 that may need more six laning.
Yeah, wishful thinking.