Well, from what I gather, Father George might be right in that they might want to jump ship to Metropolitan Joseph...though I could be wrong. I do know that there were discussions of the Bulgarian Diocese returning to the BOP (as the Romanians considered) but as far as I understood it, many members of the Diocese are not native-Bulgarians so that idea never came to anything.
I read that Chicago has about 100,000 Bulgarians so it would not surprise me if many of them would prefer to be under the BOC, especially if they've moved to the US and want ties back to the old country.http://www.dveri.bg/content/view/10412/33/
is a link to the Article, with four links to previous stories. The second one has a copy of a letter from Metropolitan Jonah concerning re-election of the parish council.